191667420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:761

約数の個数: 216

約数和(自身を含む): 699124608

約数和(自身を除く): 507457188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 558, 588, 620, 630, 651, 701, 735, 868, 882, 930, 980, 1085, 1116, 1260, 1302, 1395, 1402, 1470, 1519, 1764, 1860, 1953, 2103, 2170, 2205, 2604, 2790, 2804, 2940, 3038, 3255, 3505, 3906, 4206, 4340, 4410, 4557, 4907, 5580, 6076, 6309, 6510, 7010, 7595, 7812, 8412, 8820, 9114, 9765, 9814, 10515, 12618, 13020, 13671, 14020, 14721, 15190, 18228, 19530, 19628, 21030, 21731, 22785, 24535, 25236, 27342, 29442, 30380, 31545, 34349, 39060, 42060, 43462, 44163, 45570, 49070, 54684, 58884, 63090, 65193, 68355, 68698, 73605, 86924, 88326, 91140, 98140, 103047, 108655, 126180, 130386, 136710, 137396, 147210, 152117, 171745, 176652, 195579, 206094, 217310, 220815, 260772, 273420, 294420, 304234, 309141, 325965, 343490, 391158, 412188, 434620, 441630, 456351, 515235, 608468, 618282, 651930, 686980, 760585, 782316, 883260, 912702, 977895, 1030470, 1064819, 1236564, 1303860, 1369053, 1521170, 1545705, 1825404, 1955790, 2060940, 2129638, 2281755, 2738106, 3042340, 3091410, 3194457, 3911580, 4259276, 4563510, 5324095, 5476212, 6182820, 6388914, 6845265, 9127020, 9583371, 10648190, 12777828, 13690530, 15972285, 19166742, 21296380, 27381060, 31944570, 38333484, 47916855, 63889140, 95833710, 191667420]

約数ペア:

[(1, 191667420), (2, 95833710), (3, 63889140), (4, 47916855), (5, 38333484), (6, 31944570), (7, 27381060), (9, 21296380), (10, 19166742), (12, 15972285), (14, 13690530), (15, 12777828), (18, 10648190), (20, 9583371), (21, 9127020), (28, 6845265), (30, 6388914), (31, 6182820), (35, 5476212), (36, 5324095), (42, 4563510), (45, 4259276), (49, 3911580), (60, 3194457), (62, 3091410), (63, 3042340), (70, 2738106), (84, 2281755), (90, 2129638), (93, 2060940), (98, 1955790), (105, 1825404), (124, 1545705), (126, 1521170), (140, 1369053), (147, 1303860), (155, 1236564), (180, 1064819), (186, 1030470), (196, 977895), (210, 912702), (217, 883260), (245, 782316), (252, 760585), (279, 686980), (294, 651930), (310, 618282), (315, 608468), (372, 515235), (420, 456351), (434, 441630), (441, 434620), (465, 412188), (490, 391158), (558, 343490), (588, 325965), (620, 309141), (630, 304234), (651, 294420), (701, 273420), (735, 260772), (868, 220815), (882, 217310), (930, 206094), (980, 195579), (1085, 176652), (1116, 171745), (1260, 152117), (1302, 147210), (1395, 137396), (1402, 136710), (1470, 130386), (1519, 126180), (1764, 108655), (1860, 103047), (1953, 98140), (2103, 91140), (2170, 88326), (2205, 86924), (2604, 73605), (2790, 68698), (2804, 68355), (2940, 65193), (3038, 63090), (3255, 58884), (3505, 54684), (3906, 49070), (4206, 45570), (4340, 44163), (4410, 43462), (4557, 42060), (4907, 39060), (5580, 34349), (6076, 31545), (6309, 30380), (6510, 29442), (7010, 27342), (7595, 25236), (7812, 24535), (8412, 22785), (8820, 21731), (9114, 21030), (9765, 19628), (9814, 19530), (10515, 18228), (12618, 15190), (13020, 14721), (13671, 14020)]