280805130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 797879808

約数和(自身を除く): 517074678

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 53, 54, 62, 81, 90, 93, 106, 135, 155, 159, 162, 186, 211, 265, 270, 279, 310, 318, 405, 422, 465, 477, 530, 558, 633, 795, 810, 837, 930, 954, 1055, 1266, 1395, 1431, 1590, 1643, 1674, 1899, 2110, 2385, 2511, 2790, 2862, 3165, 3286, 3798, 4185, 4293, 4770, 4929, 5022, 5697, 6330, 6541, 7155, 8215, 8370, 8586, 9495, 9858, 11183, 11394, 12555, 13082, 14310, 14787, 16430, 17091, 18990, 19623, 21465, 22366, 24645, 25110, 28485, 29574, 32705, 33549, 34182, 39246, 42930, 44361, 49290, 55915, 56970, 58869, 65410, 67098, 73935, 85455, 88722, 98115, 100647, 111830, 117738, 133083, 147870, 167745, 170910, 176607, 196230, 201294, 221805, 266166, 294345, 301941, 335490, 346673, 353214, 443610, 503235, 529821, 588690, 603882, 665415, 693346, 883035, 905823, 1006470, 1040019, 1059642, 1330830, 1509705, 1733365, 1766070, 1811646, 2080038, 2649105, 3019410, 3120057, 3466730, 4529115, 5200095, 5298210, 6240114, 9058230, 9360171, 10400190, 15600285, 18720342, 28080513, 31200570, 46800855, 56161026, 93601710, 140402565, 280805130]

約数ペア:

[(1, 280805130), (2, 140402565), (3, 93601710), (5, 56161026), (6, 46800855), (9, 31200570), (10, 28080513), (15, 18720342), (18, 15600285), (27, 10400190), (30, 9360171), (31, 9058230), (45, 6240114), (53, 5298210), (54, 5200095), (62, 4529115), (81, 3466730), (90, 3120057), (93, 3019410), (106, 2649105), (135, 2080038), (155, 1811646), (159, 1766070), (162, 1733365), (186, 1509705), (211, 1330830), (265, 1059642), (270, 1040019), (279, 1006470), (310, 905823), (318, 883035), (405, 693346), (422, 665415), (465, 603882), (477, 588690), (530, 529821), (558, 503235), (633, 443610), (795, 353214), (810, 346673), (837, 335490), (930, 301941), (954, 294345), (1055, 266166), (1266, 221805), (1395, 201294), (1431, 196230), (1590, 176607), (1643, 170910), (1674, 167745), (1899, 147870), (2110, 133083), (2385, 117738), (2511, 111830), (2790, 100647), (2862, 98115), (3165, 88722), (3286, 85455), (3798, 73935), (4185, 67098), (4293, 65410), (4770, 58869), (4929, 56970), (5022, 55915), (5697, 49290), (6330, 44361), (6541, 42930), (7155, 39246), (8215, 34182), (8370, 33549), (8586, 32705), (9495, 29574), (9858, 28485), (11183, 25110), (11394, 24645), (12555, 22366), (13082, 21465), (14310, 19623), (14787, 18990), (16430, 17091)]