237418740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 780635856

約数和(自身を除く): 543217116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 241, 260, 390, 421, 468, 482, 585, 723, 780, 842, 964, 1170, 1205, 1263, 1446, 1684, 2105, 2169, 2340, 2410, 2526, 2892, 3133, 3615, 3789, 4210, 4338, 4820, 5052, 5473, 6266, 6315, 7230, 7578, 8420, 8676, 9399, 10845, 10946, 12532, 12630, 14460, 15156, 15665, 16419, 18798, 18945, 21690, 21892, 25260, 27365, 28197, 31330, 32838, 37596, 37890, 43380, 46995, 49257, 54730, 56394, 62660, 65676, 75780, 82095, 93990, 98514, 101461, 109460, 112788, 140985, 164190, 187980, 197028, 202922, 246285, 281970, 304383, 328380, 405844, 492570, 507305, 563940, 608766, 913149, 985140, 1014610, 1217532, 1318993, 1521915, 1826298, 2029220, 2637986, 3043830, 3652596, 3956979, 4565745, 5275972, 6087660, 6594965, 7913958, 9131490, 11870937, 13189930, 15827916, 18262980, 19784895, 23741874, 26379860, 39569790, 47483748, 59354685, 79139580, 118709370, 237418740]

約数ペア:

[(1, 237418740), (2, 118709370), (3, 79139580), (4, 59354685), (5, 47483748), (6, 39569790), (9, 26379860), (10, 23741874), (12, 19784895), (13, 18262980), (15, 15827916), (18, 13189930), (20, 11870937), (26, 9131490), (30, 7913958), (36, 6594965), (39, 6087660), (45, 5275972), (52, 4565745), (60, 3956979), (65, 3652596), (78, 3043830), (90, 2637986), (117, 2029220), (130, 1826298), (156, 1521915), (180, 1318993), (195, 1217532), (234, 1014610), (241, 985140), (260, 913149), (390, 608766), (421, 563940), (468, 507305), (482, 492570), (585, 405844), (723, 328380), (780, 304383), (842, 281970), (964, 246285), (1170, 202922), (1205, 197028), (1263, 187980), (1446, 164190), (1684, 140985), (2105, 112788), (2169, 109460), (2340, 101461), (2410, 98514), (2526, 93990), (2892, 82095), (3133, 75780), (3615, 65676), (3789, 62660), (4210, 56394), (4338, 54730), (4820, 49257), (5052, 46995), (5473, 43380), (6266, 37890), (6315, 37596), (7230, 32838), (7578, 31330), (8420, 28197), (8676, 27365), (9399, 25260), (10845, 21892), (10946, 21690), (12532, 18945), (12630, 18798), (14460, 16419), (15156, 15665)]