64631580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 208631808

約数和(自身を除く): 144000228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 43, 47, 52, 60, 65, 78, 82, 86, 94, 123, 129, 130, 141, 156, 164, 172, 188, 195, 205, 215, 235, 246, 258, 260, 282, 390, 410, 430, 470, 492, 516, 533, 559, 564, 611, 615, 645, 705, 780, 820, 860, 940, 1066, 1118, 1222, 1230, 1290, 1410, 1599, 1677, 1763, 1833, 1927, 2021, 2132, 2236, 2444, 2460, 2580, 2665, 2795, 2820, 3055, 3198, 3354, 3526, 3666, 3854, 4042, 5289, 5330, 5590, 5781, 6063, 6110, 6396, 6708, 7052, 7332, 7708, 7995, 8084, 8385, 8815, 9165, 9635, 10105, 10578, 10660, 11180, 11562, 12126, 12220, 15990, 16770, 17630, 18330, 19270, 20210, 21156, 22919, 23124, 24252, 25051, 26273, 26445, 28905, 30315, 31980, 33540, 35260, 36660, 38540, 40420, 45838, 50102, 52546, 52890, 57810, 60630, 68757, 75153, 78819, 82861, 91676, 100204, 105092, 105780, 114595, 115620, 121260, 125255, 131365, 137514, 150306, 157638, 165722, 229190, 248583, 250510, 262730, 275028, 300612, 315276, 331444, 343785, 375765, 394095, 414305, 458380, 497166, 501020, 525460, 687570, 751530, 788190, 828610, 994332, 1077193, 1242915, 1375140, 1503060, 1576380, 1657220, 2154386, 2485830, 3231579, 4308772, 4971660, 5385965, 6463158, 10771930, 12926316, 16157895, 21543860, 32315790, 64631580]

約数ペア:

[(1, 64631580), (2, 32315790), (3, 21543860), (4, 16157895), (5, 12926316), (6, 10771930), (10, 6463158), (12, 5385965), (13, 4971660), (15, 4308772), (20, 3231579), (26, 2485830), (30, 2154386), (39, 1657220), (41, 1576380), (43, 1503060), (47, 1375140), (52, 1242915), (60, 1077193), (65, 994332), (78, 828610), (82, 788190), (86, 751530), (94, 687570), (123, 525460), (129, 501020), (130, 497166), (141, 458380), (156, 414305), (164, 394095), (172, 375765), (188, 343785), (195, 331444), (205, 315276), (215, 300612), (235, 275028), (246, 262730), (258, 250510), (260, 248583), (282, 229190), (390, 165722), (410, 157638), (430, 150306), (470, 137514), (492, 131365), (516, 125255), (533, 121260), (559, 115620), (564, 114595), (611, 105780), (615, 105092), (645, 100204), (705, 91676), (780, 82861), (820, 78819), (860, 75153), (940, 68757), (1066, 60630), (1118, 57810), (1222, 52890), (1230, 52546), (1290, 50102), (1410, 45838), (1599, 40420), (1677, 38540), (1763, 36660), (1833, 35260), (1927, 33540), (2021, 31980), (2132, 30315), (2236, 28905), (2444, 26445), (2460, 26273), (2580, 25051), (2665, 24252), (2795, 23124), (2820, 22919), (3055, 21156), (3198, 20210), (3354, 19270), (3526, 18330), (3666, 17630), (3854, 16770), (4042, 15990), (5289, 12220), (5330, 12126), (5590, 11562), (5781, 11180), (6063, 10660), (6110, 10578), (6396, 10105), (6708, 9635), (7052, 9165), (7332, 8815), (7708, 8385), (7995, 8084)]