257749668540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5245211}}^1$

素因数の和:5245249

約数の個数: 192

約数和(自身を含む): 986939089920

約数和(自身を除く): 729189421380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4914, 5460, 7020, 8190, 9828, 12285, 16380, 24570, 49140, 5245211, 10490422, 15735633, 20980844, 26226055, 31471266, 36716477, 47206899, 52452110, 62942532, 68187743, 73432954, 78678165, 94413798, 104904220, 110149431, 136375486, 141620697, 146865908, 157356330, 183582385, 188827596, 204563229, 220298862, 236034495, 272750972, 283241394, 314712660, 330448293, 340938715, 367164770, 409126458, 440597724, 472068990, 477314201, 550747155, 566482788, 613689687, 660896586, 681877430, 708103485, 734329540, 818252916, 944137980, 954628402, 991344879, 1022816145, 1101494310, 1227379374, 1321793172, 1363754860, 1416206970, 1431942603, 1652241465, 1841069061, 1909256804, 1982689758, 2045632290, 2202988620, 2386571005, 2454758748, 2832413940, 2863885206, 3068448435, 3304482930, 3682138122, 3965379516, 4091264580, 4295827809, 4773142010, 4956724395, 5727770412, 6136896870, 6608965860, 7159713015, 7364276244, 8591655618, 9205345305, 9546284020, 9913448790, 12273793740, 12887483427, 14319426030, 17183311236, 18410690610, 19826897580, 21479139045, 25774966854, 28638852060, 36821381220, 42958278090, 51549933708, 64437417135, 85916556180, 128874834270, 257749668540]

約数ペア:

[(1, 257749668540), (2, 128874834270), (3, 85916556180), (4, 64437417135), (5, 51549933708), (6, 42958278090), (7, 36821381220), (9, 28638852060), (10, 25774966854), (12, 21479139045), (13, 19826897580), (14, 18410690610), (15, 17183311236), (18, 14319426030), (20, 12887483427), (21, 12273793740), (26, 9913448790), (27, 9546284020), (28, 9205345305), (30, 8591655618), (35, 7364276244), (36, 7159713015), (39, 6608965860), (42, 6136896870), (45, 5727770412), (52, 4956724395), (54, 4773142010), (60, 4295827809), (63, 4091264580), (65, 3965379516), (70, 3682138122), (78, 3304482930), (84, 3068448435), (90, 2863885206), (91, 2832413940), (105, 2454758748), (108, 2386571005), (117, 2202988620), (126, 2045632290), (130, 1982689758), (135, 1909256804), (140, 1841069061), (156, 1652241465), (180, 1431942603), (182, 1416206970), (189, 1363754860), (195, 1321793172), (210, 1227379374), (234, 1101494310), (252, 1022816145), (260, 991344879), (270, 954628402), (273, 944137980), (315, 818252916), (351, 734329540), (364, 708103485), (378, 681877430), (390, 660896586), (420, 613689687), (455, 566482788), (468, 550747155), (540, 477314201), (546, 472068990), (585, 440597724), (630, 409126458), (702, 367164770), (756, 340938715), (780, 330448293), (819, 314712660), (910, 283241394), (945, 272750972), (1092, 236034495), (1170, 220298862), (1260, 204563229), (1365, 188827596), (1404, 183582385), (1638, 157356330), (1755, 146865908), (1820, 141620697), (1890, 136375486), (2340, 110149431), (2457, 104904220), (2730, 94413798), (3276, 78678165), (3510, 73432954), (3780, 68187743), (4095, 62942532), (4914, 52452110), (5460, 47206899), (7020, 36716477), (8190, 31471266), (9828, 26226055), (12285, 20980844), (16380, 15735633), (24570, 10490422), (49140, 5245211)]