72454980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4889}}^1$

素因数の和:4933

約数の個数: 96

約数和(自身を含む): 230025600

約数和(自身を除く): 157570620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4889, 4940, 7410, 9778, 14667, 14820, 19556, 24445, 29334, 48890, 58668, 63557, 73335, 92891, 97780, 127114, 146670, 185782, 190671, 254228, 278673, 293340, 317785, 371564, 381342, 464455, 557346, 635570, 762684, 928910, 953355, 1114692, 1207583, 1271140, 1393365, 1857820, 1906710, 2415166, 2786730, 3622749, 3813420, 4830332, 5573460, 6037915, 7245498, 12075830, 14490996, 18113745, 24151660, 36227490, 72454980]

約数ペア:

[(1, 72454980), (2, 36227490), (3, 24151660), (4, 18113745), (5, 14490996), (6, 12075830), (10, 7245498), (12, 6037915), (13, 5573460), (15, 4830332), (19, 3813420), (20, 3622749), (26, 2786730), (30, 2415166), (38, 1906710), (39, 1857820), (52, 1393365), (57, 1271140), (60, 1207583), (65, 1114692), (76, 953355), (78, 928910), (95, 762684), (114, 635570), (130, 557346), (156, 464455), (190, 381342), (195, 371564), (228, 317785), (247, 293340), (260, 278673), (285, 254228), (380, 190671), (390, 185782), (494, 146670), (570, 127114), (741, 97780), (780, 92891), (988, 73335), (1140, 63557), (1235, 58668), (1482, 48890), (2470, 29334), (2964, 24445), (3705, 19556), (4889, 14820), (4940, 14667), (7410, 9778)]