211485960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:681

約数の個数: 288

約数和(自身を含む): 842961600

約数和(自身を除く): 631475640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 360, 380, 392, 399, 420, 441, 456, 490, 504, 532, 570, 588, 630, 631, 665, 684, 735, 760, 798, 840, 855, 882, 931, 980, 1064, 1140, 1176, 1197, 1260, 1262, 1330, 1368, 1470, 1596, 1710, 1764, 1862, 1893, 1960, 1995, 2205, 2280, 2394, 2520, 2524, 2660, 2793, 2940, 3155, 3192, 3420, 3528, 3724, 3786, 3990, 4410, 4417, 4655, 4788, 5048, 5320, 5586, 5679, 5880, 5985, 6310, 6840, 7448, 7572, 7980, 8379, 8820, 8834, 9310, 9465, 9576, 11172, 11358, 11970, 11989, 12620, 13251, 13965, 15144, 15960, 16758, 17640, 17668, 18620, 18930, 22085, 22344, 22716, 23940, 23978, 25240, 26502, 27930, 28395, 30919, 33516, 35336, 35967, 37240, 37860, 39753, 41895, 44170, 45432, 47880, 47956, 53004, 55860, 56790, 59945, 61838, 66255, 67032, 71934, 75720, 79506, 83790, 83923, 88340, 92757, 95912, 106008, 107901, 111720, 113580, 119890, 123676, 132510, 143868, 154595, 159012, 167580, 167846, 176680, 179835, 185514, 198765, 215802, 227160, 239780, 247352, 251769, 265020, 278271, 287736, 309190, 318024, 335160, 335692, 359670, 371028, 397530, 419615, 431604, 463785, 479560, 503538, 530040, 539505, 556542, 587461, 618380, 671384, 719340, 742056, 755307, 795060, 839230, 863208, 927570, 1007076, 1079010, 1113084, 1174922, 1236760, 1258845, 1391355, 1438680, 1510614, 1590120, 1678460, 1762383, 1855140, 2014152, 2158020, 2226168, 2349844, 2517690, 2782710, 2937305, 3021228, 3356920, 3524766, 3710280, 3776535, 4316040, 4699688, 5035380, 5287149, 5565420, 5874610, 6042456, 7049532, 7553070, 8811915, 10070760, 10574298, 11130840, 11749220, 14099064, 15106140, 17623830, 21148596, 23498440, 26435745, 30212280, 35247660, 42297192, 52871490, 70495320, 105742980, 211485960]

約数ペア:

[(1, 211485960), (2, 105742980), (3, 70495320), (4, 52871490), (5, 42297192), (6, 35247660), (7, 30212280), (8, 26435745), (9, 23498440), (10, 21148596), (12, 17623830), (14, 15106140), (15, 14099064), (18, 11749220), (19, 11130840), (20, 10574298), (21, 10070760), (24, 8811915), (28, 7553070), (30, 7049532), (35, 6042456), (36, 5874610), (38, 5565420), (40, 5287149), (42, 5035380), (45, 4699688), (49, 4316040), (56, 3776535), (57, 3710280), (60, 3524766), (63, 3356920), (70, 3021228), (72, 2937305), (76, 2782710), (84, 2517690), (90, 2349844), (95, 2226168), (98, 2158020), (105, 2014152), (114, 1855140), (120, 1762383), (126, 1678460), (133, 1590120), (140, 1510614), (147, 1438680), (152, 1391355), (168, 1258845), (171, 1236760), (180, 1174922), (190, 1113084), (196, 1079010), (210, 1007076), (228, 927570), (245, 863208), (252, 839230), (266, 795060), (280, 755307), (285, 742056), (294, 719340), (315, 671384), (342, 618380), (360, 587461), (380, 556542), (392, 539505), (399, 530040), (420, 503538), (441, 479560), (456, 463785), (490, 431604), (504, 419615), (532, 397530), (570, 371028), (588, 359670), (630, 335692), (631, 335160), (665, 318024), (684, 309190), (735, 287736), (760, 278271), (798, 265020), (840, 251769), (855, 247352), (882, 239780), (931, 227160), (980, 215802), (1064, 198765), (1140, 185514), (1176, 179835), (1197, 176680), (1260, 167846), (1262, 167580), (1330, 159012), (1368, 154595), (1470, 143868), (1596, 132510), (1710, 123676), (1764, 119890), (1862, 113580), (1893, 111720), (1960, 107901), (1995, 106008), (2205, 95912), (2280, 92757), (2394, 88340), (2520, 83923), (2524, 83790), (2660, 79506), (2793, 75720), (2940, 71934), (3155, 67032), (3192, 66255), (3420, 61838), (3528, 59945), (3724, 56790), (3786, 55860), (3990, 53004), (4410, 47956), (4417, 47880), (4655, 45432), (4788, 44170), (5048, 41895), (5320, 39753), (5586, 37860), (5679, 37240), (5880, 35967), (5985, 35336), (6310, 33516), (6840, 30919), (7448, 28395), (7572, 27930), (7980, 26502), (8379, 25240), (8820, 23978), (8834, 23940), (9310, 22716), (9465, 22344), (9576, 22085), (11172, 18930), (11358, 18620), (11970, 17668), (11989, 17640), (12620, 16758), (13251, 15960), (13965, 15144)]