15565238260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^2$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 39735101952

約数和(自身を除く): 24169863692

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 419, 572, 620, 682, 715, 806, 838, 1364, 1430, 1612, 1676, 1705, 2015, 2095, 2860, 3410, 4030, 4190, 4433, 4609, 5447, 6820, 8060, 8380, 8866, 9218, 10894, 12989, 17732, 18436, 21788, 22165, 23045, 25978, 27235, 44330, 46090, 51956, 54470, 59917, 64945, 88660, 92180, 108940, 119834, 129890, 142879, 168857, 175561, 239668, 259780, 285758, 299585, 337714, 351122, 571516, 599170, 675428, 702244, 714395, 844285, 877805, 1198340, 1428790, 1688570, 1755610, 1857427, 1931171, 2282293, 2857580, 3377140, 3511220, 3714854, 3862342, 4564586, 5442391, 7429708, 7724684, 9129172, 9287135, 9655855, 10884782, 11411465, 18574270, 19311710, 21769564, 22822930, 25105223, 27211955, 37148540, 38623420, 45645860, 50210446, 54423910, 59866301, 70751083, 100420892, 108847820, 119732602, 125526115, 141502166, 239465204, 251052230, 283004332, 299331505, 353755415, 502104460, 598663010, 707510830, 778261913, 1197326020, 1415021660, 1556523826, 3113047652, 3891309565, 7782619130, 15565238260]

約数ペア:

[(1, 15565238260), (2, 7782619130), (4, 3891309565), (5, 3113047652), (10, 1556523826), (11, 1415021660), (13, 1197326020), (20, 778261913), (22, 707510830), (26, 598663010), (31, 502104460), (44, 353755415), (52, 299331505), (55, 283004332), (62, 251052230), (65, 239465204), (110, 141502166), (124, 125526115), (130, 119732602), (143, 108847820), (155, 100420892), (220, 70751083), (260, 59866301), (286, 54423910), (310, 50210446), (341, 45645860), (403, 38623420), (419, 37148540), (572, 27211955), (620, 25105223), (682, 22822930), (715, 21769564), (806, 19311710), (838, 18574270), (1364, 11411465), (1430, 10884782), (1612, 9655855), (1676, 9287135), (1705, 9129172), (2015, 7724684), (2095, 7429708), (2860, 5442391), (3410, 4564586), (4030, 3862342), (4190, 3714854), (4433, 3511220), (4609, 3377140), (5447, 2857580), (6820, 2282293), (8060, 1931171), (8380, 1857427), (8866, 1755610), (9218, 1688570), (10894, 1428790), (12989, 1198340), (17732, 877805), (18436, 844285), (21788, 714395), (22165, 702244), (23045, 675428), (25978, 599170), (27235, 571516), (44330, 351122), (46090, 337714), (51956, 299585), (54470, 285758), (59917, 259780), (64945, 239668), (88660, 175561), (92180, 168857), (108940, 142879), (119834, 129890)]