65301720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 217486080

約数和(自身を除く): 152184360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 811, 915, 1220, 1320, 1342, 1464, 1622, 1830, 2013, 2433, 2440, 2684, 3244, 3355, 3660, 4026, 4055, 4866, 5368, 6488, 6710, 7320, 8052, 8110, 8921, 9732, 10065, 12165, 13420, 16104, 16220, 17842, 19464, 20130, 24330, 26763, 26840, 32440, 35684, 40260, 44605, 48660, 49471, 53526, 71368, 80520, 89210, 97320, 98942, 107052, 133815, 148413, 178420, 197884, 214104, 247355, 267630, 296826, 356840, 395768, 494710, 535260, 544181, 593652, 742065, 989420, 1070520, 1088362, 1187304, 1484130, 1632543, 1978840, 2176724, 2720905, 2968260, 3265086, 4353448, 5441810, 5936520, 6530172, 8162715, 10883620, 13060344, 16325430, 21767240, 32650860, 65301720]

約数ペア:

[(1, 65301720), (2, 32650860), (3, 21767240), (4, 16325430), (5, 13060344), (6, 10883620), (8, 8162715), (10, 6530172), (11, 5936520), (12, 5441810), (15, 4353448), (20, 3265086), (22, 2968260), (24, 2720905), (30, 2176724), (33, 1978840), (40, 1632543), (44, 1484130), (55, 1187304), (60, 1088362), (61, 1070520), (66, 989420), (88, 742065), (110, 593652), (120, 544181), (122, 535260), (132, 494710), (165, 395768), (183, 356840), (220, 296826), (244, 267630), (264, 247355), (305, 214104), (330, 197884), (366, 178420), (440, 148413), (488, 133815), (610, 107052), (660, 98942), (671, 97320), (732, 89210), (811, 80520), (915, 71368), (1220, 53526), (1320, 49471), (1342, 48660), (1464, 44605), (1622, 40260), (1830, 35684), (2013, 32440), (2433, 26840), (2440, 26763), (2684, 24330), (3244, 20130), (3355, 19464), (3660, 17842), (4026, 16220), (4055, 16104), (4866, 13420), (5368, 12165), (6488, 10065), (6710, 9732), (7320, 8921), (8052, 8110)]