20125945260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{12511}}^1$

素因数の和:12866

約数の個数: 144

約数和(自身を含む): 63506107392

約数和(自身を除く): 43380162132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 331, 405, 486, 540, 662, 810, 972, 993, 1215, 1324, 1620, 1655, 1986, 2430, 2979, 3310, 3972, 4860, 4965, 5958, 6620, 8937, 9930, 11916, 12511, 14895, 17874, 19860, 25022, 26811, 29790, 35748, 37533, 44685, 50044, 53622, 59580, 62555, 75066, 80433, 89370, 107244, 112599, 125110, 134055, 150132, 160866, 178740, 187665, 225198, 250220, 268110, 321732, 337797, 375330, 402165, 450396, 536220, 562995, 675594, 750660, 804330, 1013391, 1125990, 1351188, 1608660, 1688985, 2026782, 2251980, 3040173, 3377970, 4053564, 4141141, 5066955, 6080346, 6755940, 8282282, 10133910, 12160692, 12423423, 15200865, 16564564, 20267820, 20705705, 24846846, 30401730, 37270269, 41411410, 49693692, 60803460, 62117115, 74540538, 82822820, 111810807, 124234230, 149081076, 186351345, 223621614, 248468460, 335432421, 372702690, 447243228, 559054035, 670864842, 745405380, 1006297263, 1118108070, 1341729684, 1677162105, 2012594526, 2236216140, 3354324210, 4025189052, 5031486315, 6708648420, 10062972630, 20125945260]

約数ペア:

[(1, 20125945260), (2, 10062972630), (3, 6708648420), (4, 5031486315), (5, 4025189052), (6, 3354324210), (9, 2236216140), (10, 2012594526), (12, 1677162105), (15, 1341729684), (18, 1118108070), (20, 1006297263), (27, 745405380), (30, 670864842), (36, 559054035), (45, 447243228), (54, 372702690), (60, 335432421), (81, 248468460), (90, 223621614), (108, 186351345), (135, 149081076), (162, 124234230), (180, 111810807), (243, 82822820), (270, 74540538), (324, 62117115), (331, 60803460), (405, 49693692), (486, 41411410), (540, 37270269), (662, 30401730), (810, 24846846), (972, 20705705), (993, 20267820), (1215, 16564564), (1324, 15200865), (1620, 12423423), (1655, 12160692), (1986, 10133910), (2430, 8282282), (2979, 6755940), (3310, 6080346), (3972, 5066955), (4860, 4141141), (4965, 4053564), (5958, 3377970), (6620, 3040173), (8937, 2251980), (9930, 2026782), (11916, 1688985), (12511, 1608660), (14895, 1351188), (17874, 1125990), (19860, 1013391), (25022, 804330), (26811, 750660), (29790, 675594), (35748, 562995), (37533, 536220), (44685, 450396), (50044, 402165), (53622, 375330), (59580, 337797), (62555, 321732), (75066, 268110), (80433, 250220), (89370, 225198), (107244, 187665), (112599, 178740), (125110, 160866), (134055, 150132)]