19876372920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197893}}^1$

素因数の和:197947

約数の個数: 160

約数和(自身を含む): 68962101120

約数和(自身を除く): 49085728200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2511, 2790, 3240, 3348, 3720, 4185, 5022, 5580, 6696, 8370, 10044, 11160, 12555, 16740, 20088, 25110, 33480, 50220, 100440, 197893, 395786, 593679, 791572, 989465, 1187358, 1583144, 1781037, 1978930, 2374716, 2968395, 3562074, 3957860, 4749432, 5343111, 5936790, 6134683, 7124148, 7915720, 8905185, 10686222, 11873580, 12269366, 14248296, 16029333, 17810370, 18404049, 21372444, 23747160, 24538732, 26715555, 30673415, 32058666, 35620740, 36808098, 42744888, 49077464, 53431110, 55212147, 61346830, 64117332, 71241480, 73616196, 80146665, 92020245, 106862220, 110424294, 122693660, 128234664, 147232392, 160293330, 165636441, 184040490, 213724440, 220848588, 245387320, 276060735, 320586660, 331272882, 368080980, 441697176, 496909323, 552121470, 641173320, 662545764, 736161960, 828182205, 993818646, 1104242940, 1325091528, 1656364410, 1987637292, 2208485880, 2484546615, 3312728820, 3975274584, 4969093230, 6625457640, 9938186460, 19876372920]

約数ペア:

[(1, 19876372920), (2, 9938186460), (3, 6625457640), (4, 4969093230), (5, 3975274584), (6, 3312728820), (8, 2484546615), (9, 2208485880), (10, 1987637292), (12, 1656364410), (15, 1325091528), (18, 1104242940), (20, 993818646), (24, 828182205), (27, 736161960), (30, 662545764), (31, 641173320), (36, 552121470), (40, 496909323), (45, 441697176), (54, 368080980), (60, 331272882), (62, 320586660), (72, 276060735), (81, 245387320), (90, 220848588), (93, 213724440), (108, 184040490), (120, 165636441), (124, 160293330), (135, 147232392), (155, 128234664), (162, 122693660), (180, 110424294), (186, 106862220), (216, 92020245), (248, 80146665), (270, 73616196), (279, 71241480), (310, 64117332), (324, 61346830), (360, 55212147), (372, 53431110), (405, 49077464), (465, 42744888), (540, 36808098), (558, 35620740), (620, 32058666), (648, 30673415), (744, 26715555), (810, 24538732), (837, 23747160), (930, 21372444), (1080, 18404049), (1116, 17810370), (1240, 16029333), (1395, 14248296), (1620, 12269366), (1674, 11873580), (1860, 10686222), (2232, 8905185), (2511, 7915720), (2790, 7124148), (3240, 6134683), (3348, 5936790), (3720, 5343111), (4185, 4749432), (5022, 3957860), (5580, 3562074), (6696, 2968395), (8370, 2374716), (10044, 1978930), (11160, 1781037), (12555, 1583144), (16740, 1187358), (20088, 989465), (25110, 791572), (33480, 593679), (50220, 395786), (100440, 197893)]