15202980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 50909040

約数和(自身を除く): 35706060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 73, 78, 89, 90, 117, 130, 146, 156, 178, 180, 195, 219, 234, 260, 267, 292, 356, 365, 390, 438, 445, 468, 534, 585, 657, 730, 780, 801, 876, 890, 949, 1068, 1095, 1157, 1170, 1314, 1335, 1460, 1602, 1780, 1898, 2190, 2314, 2340, 2628, 2670, 2847, 3204, 3285, 3471, 3796, 4005, 4380, 4628, 4745, 5340, 5694, 5785, 6497, 6570, 6942, 8010, 8541, 9490, 10413, 11388, 11570, 12994, 13140, 13884, 14235, 16020, 17082, 17355, 18980, 19491, 20826, 23140, 25988, 28470, 32485, 34164, 34710, 38982, 41652, 42705, 52065, 56940, 58473, 64970, 69420, 77964, 84461, 85410, 97455, 104130, 116946, 129940, 168922, 170820, 194910, 208260, 233892, 253383, 292365, 337844, 389820, 422305, 506766, 584730, 760149, 844610, 1013532, 1169460, 1266915, 1520298, 1689220, 2533830, 3040596, 3800745, 5067660, 7601490, 15202980]

約数ペア:

[(1, 15202980), (2, 7601490), (3, 5067660), (4, 3800745), (5, 3040596), (6, 2533830), (9, 1689220), (10, 1520298), (12, 1266915), (13, 1169460), (15, 1013532), (18, 844610), (20, 760149), (26, 584730), (30, 506766), (36, 422305), (39, 389820), (45, 337844), (52, 292365), (60, 253383), (65, 233892), (73, 208260), (78, 194910), (89, 170820), (90, 168922), (117, 129940), (130, 116946), (146, 104130), (156, 97455), (178, 85410), (180, 84461), (195, 77964), (219, 69420), (234, 64970), (260, 58473), (267, 56940), (292, 52065), (356, 42705), (365, 41652), (390, 38982), (438, 34710), (445, 34164), (468, 32485), (534, 28470), (585, 25988), (657, 23140), (730, 20826), (780, 19491), (801, 18980), (876, 17355), (890, 17082), (949, 16020), (1068, 14235), (1095, 13884), (1157, 13140), (1170, 12994), (1314, 11570), (1335, 11388), (1460, 10413), (1602, 9490), (1780, 8541), (1898, 8010), (2190, 6942), (2314, 6570), (2340, 6497), (2628, 5785), (2670, 5694), (2847, 5340), (3204, 4745), (3285, 4628), (3471, 4380), (3796, 4005)]