About the Number

1996128540

1996128539 ← → 1996128541

2進数表記:1110110111110101000000100011100

漢数字表記:十九億九千六百十二万八千五百四十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 37 1 × 47 1 × 911 1

素因数の和:1017
約数の個数: 288
約数和(自身を含む): 7266115584
約数和(自身を除く): 5269987044

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 47, 60, 63, 70, 74, 84, 90, 94, 105, 111, 126, 140, 141, 148, 180, 185, 188, 210, 222, 235, 252, 259, 282, 315, 329, 333, 370, 420, 423, 444, 470, 518, 555, 564, 630, 658, 666, 705, 740, 777, 846, 911, 940, 987, 1036, 1110, 1260, 1295, 1316, 1332, 1410, 1554, 1645, 1665, 1692, 1739, 1822, 1974, 2115, 2220, 2331, 2590, 2733, 2820, 2961, 3108, 3290, 3330, 3478, 3644, 3885, 3948, 4230, 4555, 4662, 4935, 5180, 5217, 5466, 5922, 6377, 6580, 6660, 6956, 7770, 8199, 8460, 8695, 9110, 9324, 9870, 10434, 10932, 11655, 11844, 12173, 12754, 13665, 14805, 15540, 15651, 16398, 17390, 18220, 19131, 19740, 20868, 23310, 24346, 25508, 26085, 27330, 29610, 31302, 31885, 32796, 33707, 34780, 36519, 38262, 40995, 42817, 46620, 48692, 52170, 54660, 57393, 59220, 60865, 62604, 63770, 67414, 73038, 76524, 78255, 81990, 85634, 95655, 101121, 104340, 109557, 114786, 121730, 127540, 128451, 134828, 146076, 156510, 163980, 168535, 171268, 182595, 191310, 202242, 214085, 219114, 229572, 235949, 243460, 256902, 286965, 299719, 303363, 313020, 337070, 365190, 382620, 385353, 404484, 428170, 438228, 471898, 505605, 513804, 547785, 573930, 599438, 606726, 642255, 674140, 707847, 730380, 770706, 856340, 899157, 943796, 1011210, 1095570, 1147860, 1179745, 1198876, 1213452, 1284510, 1415694, 1498595, 1516815, 1541412, 1584229, 1798314, 1926765, 2022420, 2123541, 2191140, 2359490, 2569020, 2697471, 2831388, 2997190, 3033630, 3168458, 3539235, 3596628, 3853530, 4247082, 4495785, 4718980, 4752687, 5394942, 5994380, 6067260, 6336916, 7078470, 7707060, 7921145, 8494164, 8991570, 9505374, 10617705, 10789884, 11089603, 13487355, 14156940, 14258061, 15842290, 17983140, 19010748, 21235410, 22179206, 23763435, 26974710, 28516122, 31684580, 33268809, 42470820, 44358412, 47526870, 53949420, 55448015, 57032244, 66537618, 71290305, 95053740, 99806427, 110896030, 133075236, 142580610, 166344045, 199612854, 221792060, 285161220, 332688090, 399225708, 499032135, 665376180, 998064270, 1996128540]

約数ペア:
[(1, 1996128540), (2, 998064270), (3, 665376180), (4, 499032135), (5, 399225708), (6, 332688090), (7, 285161220), (9, 221792060), (10, 199612854), (12, 166344045), (14, 142580610), (15, 133075236), (18, 110896030), (20, 99806427), (21, 95053740), (28, 71290305), (30, 66537618), (35, 57032244), (36, 55448015), (37, 53949420), (42, 47526870), (45, 44358412), (47, 42470820), (60, 33268809), (63, 31684580), (70, 28516122), (74, 26974710), (84, 23763435), (90, 22179206), (94, 21235410), (105, 19010748), (111, 17983140), (126, 15842290), (140, 14258061), (141, 14156940), (148, 13487355), (180, 11089603), (185, 10789884), (188, 10617705), (210, 9505374), (222, 8991570), (235, 8494164), (252, 7921145), (259, 7707060), (282, 7078470), (315, 6336916), (329, 6067260), (333, 5994380), (370, 5394942), (420, 4752687), (423, 4718980), (444, 4495785), (470, 4247082), (518, 3853530), (555, 3596628), (564, 3539235), (630, 3168458), (658, 3033630), (666, 2997190), (705, 2831388), (740, 2697471), (777, 2569020), (846, 2359490), (911, 2191140), (940, 2123541), (987, 2022420), (1036, 1926765), (1110, 1798314), (1260, 1584229), (1295, 1541412), (1316, 1516815), (1332, 1498595), (1410, 1415694), (1554, 1284510), (1645, 1213452), (1665, 1198876), (1692, 1179745), (1739, 1147860), (1822, 1095570), (1974, 1011210), (2115, 943796), (2220, 899157), (2331, 856340), (2590, 770706), (2733, 730380), (2820, 707847), (2961, 674140), (3108, 642255), (3290, 606726), (3330, 599438), (3478, 573930), (3644, 547785), (3885, 513804), (3948, 505605), (4230, 471898), (4555, 438228), (4662, 428170), (4935, 404484), (5180, 385353), (5217, 382620), (5466, 365190), (5922, 337070), (6377, 313020), (6580, 303363), (6660, 299719), (6956, 286965), (7770, 256902), (8199, 243460), (8460, 235949), (8695, 229572), (9110, 219114), (9324, 214085), (9870, 202242), (10434, 191310), (10932, 182595), (11655, 171268), (11844, 168535), (12173, 163980), (12754, 156510), (13665, 146076), (14805, 134828), (15540, 128451), (15651, 127540), (16398, 121730), (17390, 114786), (18220, 109557), (19131, 104340), (19740, 101121), (20868, 95655), (23310, 85634), (24346, 81990), (25508, 78255), (26085, 76524), (27330, 73038), (29610, 67414), (31302, 63770), (31885, 62604), (32796, 60865), (33707, 59220), (34780, 57393), (36519, 54660), (38262, 52170), (40995, 48692), (42817, 46620)]

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