64467760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 160

約数和(自身を含む): 184988160

約数和(自身を除く): 120520400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 80, 83, 95, 112, 133, 140, 146, 152, 166, 190, 266, 280, 292, 304, 332, 365, 380, 415, 511, 532, 560, 581, 584, 664, 665, 730, 760, 830, 1022, 1064, 1162, 1168, 1328, 1330, 1387, 1460, 1520, 1577, 1660, 2044, 2128, 2324, 2555, 2660, 2774, 2905, 2920, 3154, 3320, 4088, 4648, 5110, 5320, 5548, 5810, 5840, 6059, 6308, 6640, 6935, 7885, 8176, 9296, 9709, 10220, 10640, 11039, 11096, 11620, 12118, 12616, 13870, 15770, 19418, 20440, 22078, 22192, 23240, 24236, 25232, 27740, 30295, 31540, 38836, 40880, 42413, 44156, 46480, 48472, 48545, 55195, 55480, 60590, 63080, 77672, 84826, 88312, 96944, 97090, 110390, 110960, 115121, 121180, 126160, 155344, 169652, 176624, 194180, 212065, 220780, 230242, 242360, 339304, 388360, 424130, 441560, 460484, 484720, 575605, 678608, 776720, 805847, 848260, 883120, 920968, 1151210, 1611694, 1696520, 1841936, 2302420, 3223388, 3393040, 4029235, 4604840, 6446776, 8058470, 9209680, 12893552, 16116940, 32233880, 64467760]

約数ペア:

[(1, 64467760), (2, 32233880), (4, 16116940), (5, 12893552), (7, 9209680), (8, 8058470), (10, 6446776), (14, 4604840), (16, 4029235), (19, 3393040), (20, 3223388), (28, 2302420), (35, 1841936), (38, 1696520), (40, 1611694), (56, 1151210), (70, 920968), (73, 883120), (76, 848260), (80, 805847), (83, 776720), (95, 678608), (112, 575605), (133, 484720), (140, 460484), (146, 441560), (152, 424130), (166, 388360), (190, 339304), (266, 242360), (280, 230242), (292, 220780), (304, 212065), (332, 194180), (365, 176624), (380, 169652), (415, 155344), (511, 126160), (532, 121180), (560, 115121), (581, 110960), (584, 110390), (664, 97090), (665, 96944), (730, 88312), (760, 84826), (830, 77672), (1022, 63080), (1064, 60590), (1162, 55480), (1168, 55195), (1328, 48545), (1330, 48472), (1387, 46480), (1460, 44156), (1520, 42413), (1577, 40880), (1660, 38836), (2044, 31540), (2128, 30295), (2324, 27740), (2555, 25232), (2660, 24236), (2774, 23240), (2905, 22192), (2920, 22078), (3154, 20440), (3320, 19418), (4088, 15770), (4648, 13870), (5110, 12616), (5320, 12118), (5548, 11620), (5810, 11096), (5840, 11039), (6059, 10640), (6308, 10220), (6640, 9709), (6935, 9296), (7885, 8176)]