28730520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:914

約数の個数: 192

約数和(自身を含む): 115053120

約数和(自身を除く): 86322600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 877, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1754, 1820, 2184, 2340, 2520, 2631, 2730, 3276, 3508, 3640, 4095, 4385, 4680, 5262, 5460, 6139, 6552, 7016, 7893, 8190, 8770, 10524, 10920, 11401, 12278, 13155, 15786, 16380, 17540, 18417, 21048, 22802, 24556, 26310, 30695, 31572, 32760, 34203, 35080, 36834, 39465, 45604, 49112, 52620, 55251, 57005, 61390, 63144, 68406, 73668, 78930, 79807, 91208, 92085, 102609, 105240, 110502, 114010, 122780, 136812, 147336, 157860, 159614, 171015, 184170, 205218, 221004, 228020, 239421, 245560, 273624, 276255, 315720, 319228, 342030, 368340, 399035, 410436, 442008, 456040, 478842, 513045, 552510, 638456, 684060, 718263, 736680, 798070, 820872, 957684, 1026090, 1105020, 1197105, 1368120, 1436526, 1596140, 1915368, 2052180, 2210040, 2394210, 2873052, 3192280, 3591315, 4104360, 4788420, 5746104, 7182630, 9576840, 14365260, 28730520]

約数ペア:

[(1, 28730520), (2, 14365260), (3, 9576840), (4, 7182630), (5, 5746104), (6, 4788420), (7, 4104360), (8, 3591315), (9, 3192280), (10, 2873052), (12, 2394210), (13, 2210040), (14, 2052180), (15, 1915368), (18, 1596140), (20, 1436526), (21, 1368120), (24, 1197105), (26, 1105020), (28, 1026090), (30, 957684), (35, 820872), (36, 798070), (39, 736680), (40, 718263), (42, 684060), (45, 638456), (52, 552510), (56, 513045), (60, 478842), (63, 456040), (65, 442008), (70, 410436), (72, 399035), (78, 368340), (84, 342030), (90, 319228), (91, 315720), (104, 276255), (105, 273624), (117, 245560), (120, 239421), (126, 228020), (130, 221004), (140, 205218), (156, 184170), (168, 171015), (180, 159614), (182, 157860), (195, 147336), (210, 136812), (234, 122780), (252, 114010), (260, 110502), (273, 105240), (280, 102609), (312, 92085), (315, 91208), (360, 79807), (364, 78930), (390, 73668), (420, 68406), (455, 63144), (468, 61390), (504, 57005), (520, 55251), (546, 52620), (585, 49112), (630, 45604), (728, 39465), (780, 36834), (819, 35080), (840, 34203), (877, 32760), (910, 31572), (936, 30695), (1092, 26310), (1170, 24556), (1260, 22802), (1365, 21048), (1560, 18417), (1638, 17540), (1754, 16380), (1820, 15786), (2184, 13155), (2340, 12278), (2520, 11401), (2631, 10920), (2730, 10524), (3276, 8770), (3508, 8190), (3640, 7893), (4095, 7016), (4385, 6552), (4680, 6139), (5262, 5460)]