155072680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 425318400

約数和(自身を除く): 270245720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 103, 133, 140, 152, 190, 206, 266, 280, 283, 380, 412, 515, 532, 566, 665, 721, 760, 824, 1030, 1064, 1132, 1330, 1415, 1442, 1957, 1981, 2060, 2264, 2660, 2830, 2884, 3605, 3914, 3962, 4120, 5320, 5377, 5660, 5768, 7210, 7828, 7924, 9785, 9905, 10754, 11320, 13699, 14420, 15656, 15848, 19570, 19810, 21508, 26885, 27398, 28840, 29149, 37639, 39140, 39620, 43016, 53770, 54796, 58298, 68495, 75278, 78280, 79240, 107540, 109592, 116596, 136990, 145745, 150556, 188195, 204043, 215080, 233192, 273980, 291490, 301112, 376390, 408086, 547960, 553831, 582980, 752780, 816172, 1020215, 1107662, 1165960, 1505560, 1632344, 2040430, 2215324, 2769155, 3876817, 4080860, 4430648, 5538310, 7753634, 8161720, 11076620, 15507268, 19384085, 22153240, 31014536, 38768170, 77536340, 155072680]

約数ペア:

[(1, 155072680), (2, 77536340), (4, 38768170), (5, 31014536), (7, 22153240), (8, 19384085), (10, 15507268), (14, 11076620), (19, 8161720), (20, 7753634), (28, 5538310), (35, 4430648), (38, 4080860), (40, 3876817), (56, 2769155), (70, 2215324), (76, 2040430), (95, 1632344), (103, 1505560), (133, 1165960), (140, 1107662), (152, 1020215), (190, 816172), (206, 752780), (266, 582980), (280, 553831), (283, 547960), (380, 408086), (412, 376390), (515, 301112), (532, 291490), (566, 273980), (665, 233192), (721, 215080), (760, 204043), (824, 188195), (1030, 150556), (1064, 145745), (1132, 136990), (1330, 116596), (1415, 109592), (1442, 107540), (1957, 79240), (1981, 78280), (2060, 75278), (2264, 68495), (2660, 58298), (2830, 54796), (2884, 53770), (3605, 43016), (3914, 39620), (3962, 39140), (4120, 37639), (5320, 29149), (5377, 28840), (5660, 27398), (5768, 26885), (7210, 21508), (7828, 19810), (7924, 19570), (9785, 15848), (9905, 15656), (10754, 14420), (11320, 13699)]