20175224940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1\times {\mathrm{4507}}^1$

素因数の和:6448

約数の個数: 144

約数和(自身を含む): 65954816928

約数和(自身を除く): 45779591988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1913, 2340, 3826, 4507, 5739, 7652, 9014, 9565, 11478, 13521, 17217, 18028, 19130, 22535, 22956, 24869, 27042, 28695, 34434, 38260, 40563, 45070, 49738, 54084, 57390, 58591, 67605, 68868, 74607, 81126, 86085, 90140, 99476, 114780, 117182, 124345, 135210, 149214, 162252, 172170, 175773, 202815, 223821, 234364, 248690, 270420, 292955, 298428, 344340, 351546, 373035, 405630, 447642, 497380, 527319, 585910, 703092, 746070, 811260, 878865, 895284, 1054638, 1119105, 1171820, 1492140, 1757730, 2109276, 2238210, 2636595, 3515460, 4476420, 5273190, 8621891, 10546380, 17243782, 25865673, 34487564, 43109455, 51731346, 77597019, 86218910, 103462692, 112084583, 129328365, 155194038, 172437820, 224169166, 258656730, 310388076, 336253749, 387985095, 448338332, 517313460, 560422915, 672507498, 775970190, 1008761247, 1120845830, 1345014996, 1551940380, 1681268745, 2017522494, 2241691660, 3362537490, 4035044988, 5043806235, 6725074980, 10087612470, 20175224940]

約数ペア:

[(1, 20175224940), (2, 10087612470), (3, 6725074980), (4, 5043806235), (5, 4035044988), (6, 3362537490), (9, 2241691660), (10, 2017522494), (12, 1681268745), (13, 1551940380), (15, 1345014996), (18, 1120845830), (20, 1008761247), (26, 775970190), (30, 672507498), (36, 560422915), (39, 517313460), (45, 448338332), (52, 387985095), (60, 336253749), (65, 310388076), (78, 258656730), (90, 224169166), (117, 172437820), (130, 155194038), (156, 129328365), (180, 112084583), (195, 103462692), (234, 86218910), (260, 77597019), (390, 51731346), (468, 43109455), (585, 34487564), (780, 25865673), (1170, 17243782), (1913, 10546380), (2340, 8621891), (3826, 5273190), (4507, 4476420), (5739, 3515460), (7652, 2636595), (9014, 2238210), (9565, 2109276), (11478, 1757730), (13521, 1492140), (17217, 1171820), (18028, 1119105), (19130, 1054638), (22535, 895284), (22956, 878865), (24869, 811260), (27042, 746070), (28695, 703092), (34434, 585910), (38260, 527319), (40563, 497380), (45070, 447642), (49738, 405630), (54084, 373035), (57390, 351546), (58591, 344340), (67605, 298428), (68868, 292955), (74607, 270420), (81126, 248690), (86085, 234364), (90140, 223821), (99476, 202815), (114780, 175773), (117182, 172170), (124345, 162252), (135210, 149214)]