207442980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 665159040

約数和(自身を除く): 457716060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 178, 180, 207, 230, 267, 276, 345, 356, 414, 445, 460, 534, 563, 690, 801, 828, 890, 1035, 1068, 1126, 1335, 1380, 1602, 1689, 1780, 2047, 2070, 2252, 2670, 2815, 3204, 3378, 4005, 4094, 4140, 5067, 5340, 5630, 6141, 6756, 8010, 8188, 8445, 10134, 10235, 11260, 12282, 12949, 16020, 16890, 18423, 20268, 20470, 24564, 25335, 25898, 30705, 33780, 36846, 38847, 40940, 50107, 50670, 51796, 61410, 64745, 73692, 77694, 92115, 100214, 101340, 116541, 122820, 129490, 150321, 155388, 184230, 194235, 200428, 233082, 250535, 258980, 300642, 368460, 388470, 450963, 466164, 501070, 582705, 601284, 751605, 776940, 901926, 1002140, 1152461, 1165410, 1503210, 1803852, 2254815, 2304922, 2330820, 3006420, 3457383, 4509630, 4609844, 5762305, 6914766, 9019260, 10372149, 11524610, 13829532, 17286915, 20744298, 23049220, 34573830, 41488596, 51860745, 69147660, 103721490, 207442980]

約数ペア:

[(1, 207442980), (2, 103721490), (3, 69147660), (4, 51860745), (5, 41488596), (6, 34573830), (9, 23049220), (10, 20744298), (12, 17286915), (15, 13829532), (18, 11524610), (20, 10372149), (23, 9019260), (30, 6914766), (36, 5762305), (45, 4609844), (46, 4509630), (60, 3457383), (69, 3006420), (89, 2330820), (90, 2304922), (92, 2254815), (115, 1803852), (138, 1503210), (178, 1165410), (180, 1152461), (207, 1002140), (230, 901926), (267, 776940), (276, 751605), (345, 601284), (356, 582705), (414, 501070), (445, 466164), (460, 450963), (534, 388470), (563, 368460), (690, 300642), (801, 258980), (828, 250535), (890, 233082), (1035, 200428), (1068, 194235), (1126, 184230), (1335, 155388), (1380, 150321), (1602, 129490), (1689, 122820), (1780, 116541), (2047, 101340), (2070, 100214), (2252, 92115), (2670, 77694), (2815, 73692), (3204, 64745), (3378, 61410), (4005, 51796), (4094, 50670), (4140, 50107), (5067, 40940), (5340, 38847), (5630, 36846), (6141, 33780), (6756, 30705), (8010, 25898), (8188, 25335), (8445, 24564), (10134, 20470), (10235, 20268), (11260, 18423), (12282, 16890), (12949, 16020)]