15337980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 56766528

約数和(自身を除く): 41428548

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, 49, 60, 63, 70, 74, 84, 90, 94, 98, 105, 111, 126, 140, 141, 147, 148, 180, 185, 188, 196, 210, 222, 235, 245, 252, 259, 282, 294, 315, 329, 333, 370, 420, 423, 441, 444, 470, 490, 518, 555, 564, 588, 630, 658, 666, 705, 735, 740, 777, 846, 882, 940, 980, 987, 1036, 1110, 1260, 1295, 1316, 1332, 1410, 1470, 1554, 1645, 1665, 1692, 1739, 1764, 1813, 1974, 2115, 2205, 2220, 2303, 2331, 2590, 2820, 2940, 2961, 3108, 3290, 3330, 3478, 3626, 3885, 3948, 4230, 4410, 4606, 4662, 4935, 5180, 5217, 5439, 5922, 6580, 6660, 6909, 6956, 7252, 7770, 8460, 8695, 8820, 9065, 9212, 9324, 9870, 10434, 10878, 11515, 11655, 11844, 12173, 13818, 14805, 15540, 15651, 16317, 17390, 18130, 19740, 20727, 20868, 21756, 23030, 23310, 24346, 26085, 27195, 27636, 29610, 31302, 32634, 34545, 34780, 36260, 36519, 41454, 46060, 46620, 48692, 52170, 54390, 59220, 60865, 62604, 65268, 69090, 73038, 78255, 81585, 82908, 85211, 103635, 104340, 108780, 109557, 121730, 138180, 146076, 156510, 163170, 170422, 182595, 207270, 219114, 243460, 255633, 313020, 326340, 340844, 365190, 414540, 426055, 438228, 511266, 547785, 730380, 766899, 852110, 1022532, 1095570, 1278165, 1533798, 1704220, 2191140, 2556330, 3067596, 3834495, 5112660, 7668990, 15337980]

約数ペア:

[(1, 15337980), (2, 7668990), (3, 5112660), (4, 3834495), (5, 3067596), (6, 2556330), (7, 2191140), (9, 1704220), (10, 1533798), (12, 1278165), (14, 1095570), (15, 1022532), (18, 852110), (20, 766899), (21, 730380), (28, 547785), (30, 511266), (35, 438228), (36, 426055), (37, 414540), (42, 365190), (45, 340844), (47, 326340), (49, 313020), (60, 255633), (63, 243460), (70, 219114), (74, 207270), (84, 182595), (90, 170422), (94, 163170), (98, 156510), (105, 146076), (111, 138180), (126, 121730), (140, 109557), (141, 108780), (147, 104340), (148, 103635), (180, 85211), (185, 82908), (188, 81585), (196, 78255), (210, 73038), (222, 69090), (235, 65268), (245, 62604), (252, 60865), (259, 59220), (282, 54390), (294, 52170), (315, 48692), (329, 46620), (333, 46060), (370, 41454), (420, 36519), (423, 36260), (441, 34780), (444, 34545), (470, 32634), (490, 31302), (518, 29610), (555, 27636), (564, 27195), (588, 26085), (630, 24346), (658, 23310), (666, 23030), (705, 21756), (735, 20868), (740, 20727), (777, 19740), (846, 18130), (882, 17390), (940, 16317), (980, 15651), (987, 15540), (1036, 14805), (1110, 13818), (1260, 12173), (1295, 11844), (1316, 11655), (1332, 11515), (1410, 10878), (1470, 10434), (1554, 9870), (1645, 9324), (1665, 9212), (1692, 9065), (1739, 8820), (1764, 8695), (1813, 8460), (1974, 7770), (2115, 7252), (2205, 6956), (2220, 6909), (2303, 6660), (2331, 6580), (2590, 5922), (2820, 5439), (2940, 5217), (2961, 5180), (3108, 4935), (3290, 4662), (3330, 4606), (3478, 4410), (3626, 4230), (3885, 3948)]