180957720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 562464000

約数和(自身を除く): 381506280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 61, 118, 120, 122, 177, 183, 236, 244, 295, 305, 354, 366, 419, 472, 488, 590, 610, 708, 732, 838, 885, 915, 1180, 1220, 1257, 1416, 1464, 1676, 1770, 1830, 2095, 2360, 2440, 2514, 3352, 3540, 3599, 3660, 4190, 5028, 6285, 7080, 7198, 7320, 8380, 10056, 10797, 12570, 14396, 16760, 17995, 21594, 24721, 25140, 25559, 28792, 35990, 43188, 49442, 50280, 51118, 53985, 71980, 74163, 76677, 86376, 98884, 102236, 107970, 123605, 127795, 143960, 148326, 153354, 197768, 204472, 215940, 247210, 255590, 296652, 306708, 370815, 383385, 431880, 494420, 511180, 593304, 613416, 741630, 766770, 988840, 1022360, 1483260, 1507981, 1533540, 2966520, 3015962, 3067080, 4523943, 6031924, 7539905, 9047886, 12063848, 15079810, 18095772, 22619715, 30159620, 36191544, 45239430, 60319240, 90478860, 180957720]

約数ペア:

[(1, 180957720), (2, 90478860), (3, 60319240), (4, 45239430), (5, 36191544), (6, 30159620), (8, 22619715), (10, 18095772), (12, 15079810), (15, 12063848), (20, 9047886), (24, 7539905), (30, 6031924), (40, 4523943), (59, 3067080), (60, 3015962), (61, 2966520), (118, 1533540), (120, 1507981), (122, 1483260), (177, 1022360), (183, 988840), (236, 766770), (244, 741630), (295, 613416), (305, 593304), (354, 511180), (366, 494420), (419, 431880), (472, 383385), (488, 370815), (590, 306708), (610, 296652), (708, 255590), (732, 247210), (838, 215940), (885, 204472), (915, 197768), (1180, 153354), (1220, 148326), (1257, 143960), (1416, 127795), (1464, 123605), (1676, 107970), (1770, 102236), (1830, 98884), (2095, 86376), (2360, 76677), (2440, 74163), (2514, 71980), (3352, 53985), (3540, 51118), (3599, 50280), (3660, 49442), (4190, 43188), (5028, 35990), (6285, 28792), (7080, 25559), (7198, 25140), (7320, 24721), (8380, 21594), (10056, 17995), (10797, 16760), (12570, 14396)]