1556194920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{264659}}^1$

素因数の和:264687

約数の個数: 96

約数和(自身を含む): 5430823200

約数和(自身を除く): 3874628280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 264659, 529318, 793977, 1058636, 1323295, 1587954, 1852613, 2117272, 2646590, 3175908, 3705226, 3969885, 5293180, 5557839, 6351816, 7410452, 7939770, 9263065, 10586360, 11115678, 12968291, 14820904, 15879540, 18526130, 22231356, 25936582, 27789195, 31759080, 37052260, 38904873, 44462712, 51873164, 55578390, 64841455, 74104520, 77809746, 103746328, 111156780, 129682910, 155619492, 194524365, 222313560, 259365820, 311238984, 389048730, 518731640, 778097460, 1556194920]

約数ペア:

[(1, 1556194920), (2, 778097460), (3, 518731640), (4, 389048730), (5, 311238984), (6, 259365820), (7, 222313560), (8, 194524365), (10, 155619492), (12, 129682910), (14, 111156780), (15, 103746328), (20, 77809746), (21, 74104520), (24, 64841455), (28, 55578390), (30, 51873164), (35, 44462712), (40, 38904873), (42, 37052260), (49, 31759080), (56, 27789195), (60, 25936582), (70, 22231356), (84, 18526130), (98, 15879540), (105, 14820904), (120, 12968291), (140, 11115678), (147, 10586360), (168, 9263065), (196, 7939770), (210, 7410452), (245, 6351816), (280, 5557839), (294, 5293180), (392, 3969885), (420, 3705226), (490, 3175908), (588, 2646590), (735, 2117272), (840, 1852613), (980, 1587954), (1176, 1323295), (1470, 1058636), (1960, 793977), (2940, 529318), (5880, 264659)]