2974299720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{3739}}^1$

素因数の和:4707

約数の個数: 128

約数和(自身を含む): 10211097600

約数和(自身を除く): 7236797880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 947, 1894, 2841, 3739, 3788, 4735, 5682, 6629, 7478, 7576, 9470, 11217, 11364, 13258, 14205, 14956, 18695, 18940, 19887, 22434, 22728, 26173, 26516, 28410, 29912, 33145, 37390, 37880, 39774, 44868, 52346, 53032, 56085, 56820, 66290, 74780, 78519, 79548, 89736, 99435, 104692, 112170, 113640, 130865, 132580, 149560, 157038, 159096, 198870, 209384, 224340, 261730, 265160, 314076, 392595, 397740, 448680, 523460, 628152, 785190, 795480, 1046920, 1570380, 3140760, 3540833, 7081666, 10622499, 14163332, 17704165, 21244998, 24785831, 28326664, 35408330, 42489996, 49571662, 53112495, 70816660, 74357493, 84979992, 99143324, 106224990, 123929155, 141633320, 148714986, 198286648, 212449980, 247858310, 297429972, 371787465, 424899960, 495716620, 594859944, 743574930, 991433240, 1487149860, 2974299720]

約数ペア:

[(1, 2974299720), (2, 1487149860), (3, 991433240), (4, 743574930), (5, 594859944), (6, 495716620), (7, 424899960), (8, 371787465), (10, 297429972), (12, 247858310), (14, 212449980), (15, 198286648), (20, 148714986), (21, 141633320), (24, 123929155), (28, 106224990), (30, 99143324), (35, 84979992), (40, 74357493), (42, 70816660), (56, 53112495), (60, 49571662), (70, 42489996), (84, 35408330), (105, 28326664), (120, 24785831), (140, 21244998), (168, 17704165), (210, 14163332), (280, 10622499), (420, 7081666), (840, 3540833), (947, 3140760), (1894, 1570380), (2841, 1046920), (3739, 795480), (3788, 785190), (4735, 628152), (5682, 523460), (6629, 448680), (7478, 397740), (7576, 392595), (9470, 314076), (11217, 265160), (11364, 261730), (13258, 224340), (14205, 209384), (14956, 198870), (18695, 159096), (18940, 157038), (19887, 149560), (22434, 132580), (22728, 130865), (26173, 113640), (26516, 112170), (28410, 104692), (29912, 99435), (33145, 89736), (37390, 79548), (37880, 78519), (39774, 74780), (44868, 66290), (52346, 56820), (53032, 56085)]