788432520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3251}}^1$

素因数の和:3355

約数の個数: 128

約数和(自身を含む): 2472560640

約数和(自身を除く): 1684128120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 47, 60, 86, 94, 120, 129, 141, 172, 188, 215, 235, 258, 282, 344, 376, 430, 470, 516, 564, 645, 705, 860, 940, 1032, 1128, 1290, 1410, 1720, 1880, 2021, 2580, 2820, 3251, 4042, 5160, 5640, 6063, 6502, 8084, 9753, 10105, 12126, 13004, 16168, 16255, 19506, 20210, 24252, 26008, 30315, 32510, 39012, 40420, 48504, 48765, 60630, 65020, 78024, 80840, 97530, 121260, 130040, 139793, 152797, 195060, 242520, 279586, 305594, 390120, 419379, 458391, 559172, 611188, 698965, 763985, 838758, 916782, 1118344, 1222376, 1397930, 1527970, 1677516, 1833564, 2096895, 2291955, 2795860, 3055940, 3355032, 3667128, 4193790, 4583910, 5591720, 6111880, 6570271, 8387580, 9167820, 13140542, 16775160, 18335640, 19710813, 26281084, 32851355, 39421626, 52562168, 65702710, 78843252, 98554065, 131405420, 157686504, 197108130, 262810840, 394216260, 788432520]

約数ペア:

[(1, 788432520), (2, 394216260), (3, 262810840), (4, 197108130), (5, 157686504), (6, 131405420), (8, 98554065), (10, 78843252), (12, 65702710), (15, 52562168), (20, 39421626), (24, 32851355), (30, 26281084), (40, 19710813), (43, 18335640), (47, 16775160), (60, 13140542), (86, 9167820), (94, 8387580), (120, 6570271), (129, 6111880), (141, 5591720), (172, 4583910), (188, 4193790), (215, 3667128), (235, 3355032), (258, 3055940), (282, 2795860), (344, 2291955), (376, 2096895), (430, 1833564), (470, 1677516), (516, 1527970), (564, 1397930), (645, 1222376), (705, 1118344), (860, 916782), (940, 838758), (1032, 763985), (1128, 698965), (1290, 611188), (1410, 559172), (1720, 458391), (1880, 419379), (2021, 390120), (2580, 305594), (2820, 279586), (3251, 242520), (4042, 195060), (5160, 152797), (5640, 139793), (6063, 130040), (6502, 121260), (8084, 97530), (9753, 80840), (10105, 78024), (12126, 65020), (13004, 60630), (16168, 48765), (16255, 48504), (19506, 40420), (20210, 39012), (24252, 32510), (26008, 30315)]