521309880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15913}}^1$

素因数の和:15950

約数の個数: 192

約数和(自身を含む): 2085370560

約数和(自身を除く): 1564060680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 15913, 16380, 31826, 32760, 47739, 63652, 79565, 95478, 111391, 127304, 143217, 159130, 190956, 206869, 222782, 238695, 286434, 318260, 334173, 381912, 413738, 445564, 477390, 556955, 572868, 620607, 636520, 668346, 716085, 827476, 891128, 954780, 1002519, 1034345, 1113910, 1145736, 1241214, 1336692, 1432170, 1448083, 1654952, 1670865, 1861821, 1909560, 2005038, 2068690, 2227820, 2482428, 2673384, 2864340, 2896166, 3103035, 3341730, 3723642, 4010076, 4137380, 4344249, 4455640, 4964856, 5012595, 5728680, 5792332, 6206070, 6683460, 7240415, 7447284, 8020152, 8274760, 8688498, 9309105, 10025190, 11584664, 12412140, 13032747, 13366920, 14480830, 14894568, 17376996, 18618210, 20050380, 21721245, 24824280, 26065494, 28961660, 34753992, 37236420, 40100760, 43442490, 52130988, 57923320, 65163735, 74472840, 86884980, 104261976, 130327470, 173769960, 260654940, 521309880]

約数ペア:

[(1, 521309880), (2, 260654940), (3, 173769960), (4, 130327470), (5, 104261976), (6, 86884980), (7, 74472840), (8, 65163735), (9, 57923320), (10, 52130988), (12, 43442490), (13, 40100760), (14, 37236420), (15, 34753992), (18, 28961660), (20, 26065494), (21, 24824280), (24, 21721245), (26, 20050380), (28, 18618210), (30, 17376996), (35, 14894568), (36, 14480830), (39, 13366920), (40, 13032747), (42, 12412140), (45, 11584664), (52, 10025190), (56, 9309105), (60, 8688498), (63, 8274760), (65, 8020152), (70, 7447284), (72, 7240415), (78, 6683460), (84, 6206070), (90, 5792332), (91, 5728680), (104, 5012595), (105, 4964856), (117, 4455640), (120, 4344249), (126, 4137380), (130, 4010076), (140, 3723642), (156, 3341730), (168, 3103035), (180, 2896166), (182, 2864340), (195, 2673384), (210, 2482428), (234, 2227820), (252, 2068690), (260, 2005038), (273, 1909560), (280, 1861821), (312, 1670865), (315, 1654952), (360, 1448083), (364, 1432170), (390, 1336692), (420, 1241214), (455, 1145736), (468, 1113910), (504, 1034345), (520, 1002519), (546, 954780), (585, 891128), (630, 827476), (728, 716085), (780, 668346), (819, 636520), (840, 620607), (910, 572868), (936, 556955), (1092, 477390), (1170, 445564), (1260, 413738), (1365, 381912), (1560, 334173), (1638, 318260), (1820, 286434), (2184, 238695), (2340, 222782), (2520, 206869), (2730, 190956), (3276, 159130), (3640, 143217), (4095, 127304), (4680, 111391), (5460, 95478), (6552, 79565), (8190, 63652), (10920, 47739), (15913, 32760), (16380, 31826)]