131015820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 422231040

約数和(自身を除く): 291215220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 67, 69, 78, 92, 109, 115, 130, 134, 138, 156, 195, 201, 218, 230, 260, 268, 276, 299, 327, 335, 345, 390, 402, 436, 460, 545, 598, 654, 670, 690, 780, 804, 871, 897, 1005, 1090, 1196, 1308, 1340, 1380, 1417, 1495, 1541, 1635, 1742, 1794, 2010, 2180, 2507, 2613, 2834, 2990, 3082, 3270, 3484, 3588, 4020, 4251, 4355, 4485, 4623, 5014, 5226, 5668, 5980, 6164, 6540, 7085, 7303, 7521, 7705, 8502, 8710, 8970, 9246, 10028, 10452, 12535, 13065, 14170, 14606, 15042, 15410, 17004, 17420, 17940, 18492, 20033, 21255, 21909, 23115, 25070, 26130, 28340, 29212, 30084, 30820, 32591, 36515, 37605, 40066, 42510, 43818, 46230, 50140, 52260, 60099, 65182, 73030, 75210, 80132, 85020, 87636, 92460, 94939, 97773, 100165, 109545, 120198, 130364, 146060, 150420, 162955, 167969, 189878, 195546, 200330, 219090, 240396, 284817, 300495, 325910, 335938, 379756, 391092, 400660, 438180, 474695, 488865, 503907, 569634, 600990, 651820, 671876, 839845, 949390, 977730, 1007814, 1139268, 1201980, 1424085, 1679690, 1898780, 1955460, 2015628, 2183597, 2519535, 2848170, 3359380, 4367194, 5039070, 5696340, 6550791, 8734388, 10078140, 10917985, 13101582, 21835970, 26203164, 32753955, 43671940, 65507910, 131015820]

約数ペア:

[(1, 131015820), (2, 65507910), (3, 43671940), (4, 32753955), (5, 26203164), (6, 21835970), (10, 13101582), (12, 10917985), (13, 10078140), (15, 8734388), (20, 6550791), (23, 5696340), (26, 5039070), (30, 4367194), (39, 3359380), (46, 2848170), (52, 2519535), (60, 2183597), (65, 2015628), (67, 1955460), (69, 1898780), (78, 1679690), (92, 1424085), (109, 1201980), (115, 1139268), (130, 1007814), (134, 977730), (138, 949390), (156, 839845), (195, 671876), (201, 651820), (218, 600990), (230, 569634), (260, 503907), (268, 488865), (276, 474695), (299, 438180), (327, 400660), (335, 391092), (345, 379756), (390, 335938), (402, 325910), (436, 300495), (460, 284817), (545, 240396), (598, 219090), (654, 200330), (670, 195546), (690, 189878), (780, 167969), (804, 162955), (871, 150420), (897, 146060), (1005, 130364), (1090, 120198), (1196, 109545), (1308, 100165), (1340, 97773), (1380, 94939), (1417, 92460), (1495, 87636), (1541, 85020), (1635, 80132), (1742, 75210), (1794, 73030), (2010, 65182), (2180, 60099), (2507, 52260), (2613, 50140), (2834, 46230), (2990, 43818), (3082, 42510), (3270, 40066), (3484, 37605), (3588, 36515), (4020, 32591), (4251, 30820), (4355, 30084), (4485, 29212), (4623, 28340), (5014, 26130), (5226, 25070), (5668, 23115), (5980, 21909), (6164, 21255), (6540, 20033), (7085, 18492), (7303, 17940), (7521, 17420), (7705, 17004), (8502, 15410), (8710, 15042), (8970, 14606), (9246, 14170), (10028, 13065), (10452, 12535)]