2128540400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:992

約数の個数: 180

約数和(自身を含む): 6001368120

約数和(自身を除く): 3872827720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 131, 140, 175, 196, 200, 245, 262, 280, 350, 392, 400, 490, 524, 560, 655, 700, 784, 829, 917, 980, 1048, 1225, 1310, 1400, 1658, 1834, 1960, 2096, 2450, 2620, 2800, 3275, 3316, 3668, 3920, 4145, 4585, 4900, 5240, 5803, 6419, 6550, 6632, 7336, 8290, 9170, 9800, 10480, 11606, 12838, 13100, 13264, 14672, 16580, 18340, 19600, 20725, 22925, 23212, 25676, 26200, 29015, 32095, 33160, 36680, 40621, 41450, 45850, 46424, 51352, 52400, 58030, 64190, 66320, 73360, 81242, 82900, 91700, 92848, 102704, 108599, 116060, 128380, 145075, 160475, 162484, 165800, 183400, 203105, 217198, 232120, 256760, 290150, 320950, 324968, 331600, 366800, 406210, 434396, 464240, 513520, 542995, 580300, 641900, 649936, 760193, 812420, 868792, 1015525, 1085990, 1160600, 1283800, 1520386, 1624840, 1737584, 2031050, 2171980, 2321200, 2567600, 2714975, 3040772, 3249680, 3800965, 4062100, 4343960, 5321351, 5429950, 6081544, 7601930, 8124200, 8687920, 10642702, 10859900, 12163088, 15203860, 16248400, 19004825, 21285404, 21719800, 26606755, 30407720, 38009650, 42570808, 43439600, 53213510, 60815440, 76019300, 85141616, 106427020, 133033775, 152038600, 212854040, 266067550, 304077200, 425708080, 532135100, 1064270200, 2128540400]

約数ペア:

[(1, 2128540400), (2, 1064270200), (4, 532135100), (5, 425708080), (7, 304077200), (8, 266067550), (10, 212854040), (14, 152038600), (16, 133033775), (20, 106427020), (25, 85141616), (28, 76019300), (35, 60815440), (40, 53213510), (49, 43439600), (50, 42570808), (56, 38009650), (70, 30407720), (80, 26606755), (98, 21719800), (100, 21285404), (112, 19004825), (131, 16248400), (140, 15203860), (175, 12163088), (196, 10859900), (200, 10642702), (245, 8687920), (262, 8124200), (280, 7601930), (350, 6081544), (392, 5429950), (400, 5321351), (490, 4343960), (524, 4062100), (560, 3800965), (655, 3249680), (700, 3040772), (784, 2714975), (829, 2567600), (917, 2321200), (980, 2171980), (1048, 2031050), (1225, 1737584), (1310, 1624840), (1400, 1520386), (1658, 1283800), (1834, 1160600), (1960, 1085990), (2096, 1015525), (2450, 868792), (2620, 812420), (2800, 760193), (3275, 649936), (3316, 641900), (3668, 580300), (3920, 542995), (4145, 513520), (4585, 464240), (4900, 434396), (5240, 406210), (5803, 366800), (6419, 331600), (6550, 324968), (6632, 320950), (7336, 290150), (8290, 256760), (9170, 232120), (9800, 217198), (10480, 203105), (11606, 183400), (12838, 165800), (13100, 162484), (13264, 160475), (14672, 145075), (16580, 128380), (18340, 116060), (19600, 108599), (20725, 102704), (22925, 92848), (23212, 91700), (25676, 82900), (26200, 81242), (29015, 73360), (32095, 66320), (33160, 64190), (36680, 58030), (40621, 52400), (41450, 51352), (45850, 46424)]