77304080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 218462208

約数和(自身を除く): 141158128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 61, 62, 70, 73, 80, 112, 122, 124, 140, 146, 155, 217, 244, 248, 280, 292, 305, 310, 365, 427, 434, 488, 496, 511, 560, 584, 610, 620, 730, 854, 868, 976, 1022, 1085, 1168, 1220, 1240, 1460, 1708, 1736, 1891, 2044, 2135, 2170, 2263, 2440, 2480, 2555, 2920, 3416, 3472, 3782, 4088, 4270, 4340, 4453, 4526, 4880, 5110, 5840, 6832, 7564, 8176, 8540, 8680, 8906, 9052, 9455, 10220, 11315, 13237, 15128, 15841, 17080, 17360, 17812, 18104, 18910, 20440, 22265, 22630, 26474, 30256, 31171, 31682, 34160, 35624, 36208, 37820, 40880, 44530, 45260, 52948, 62342, 63364, 66185, 71248, 75640, 79205, 89060, 90520, 105896, 124684, 126728, 132370, 138043, 151280, 155855, 158410, 178120, 181040, 211792, 249368, 253456, 264740, 276086, 311710, 316820, 356240, 498736, 529480, 552172, 623420, 633640, 690215, 966301, 1058960, 1104344, 1246840, 1267280, 1380430, 1932602, 2208688, 2493680, 2760860, 3865204, 4831505, 5521720, 7730408, 9663010, 11043440, 15460816, 19326020, 38652040, 77304080]

約数ペア:

[(1, 77304080), (2, 38652040), (4, 19326020), (5, 15460816), (7, 11043440), (8, 9663010), (10, 7730408), (14, 5521720), (16, 4831505), (20, 3865204), (28, 2760860), (31, 2493680), (35, 2208688), (40, 1932602), (56, 1380430), (61, 1267280), (62, 1246840), (70, 1104344), (73, 1058960), (80, 966301), (112, 690215), (122, 633640), (124, 623420), (140, 552172), (146, 529480), (155, 498736), (217, 356240), (244, 316820), (248, 311710), (280, 276086), (292, 264740), (305, 253456), (310, 249368), (365, 211792), (427, 181040), (434, 178120), (488, 158410), (496, 155855), (511, 151280), (560, 138043), (584, 132370), (610, 126728), (620, 124684), (730, 105896), (854, 90520), (868, 89060), (976, 79205), (1022, 75640), (1085, 71248), (1168, 66185), (1220, 63364), (1240, 62342), (1460, 52948), (1708, 45260), (1736, 44530), (1891, 40880), (2044, 37820), (2135, 36208), (2170, 35624), (2263, 34160), (2440, 31682), (2480, 31171), (2555, 30256), (2920, 26474), (3416, 22630), (3472, 22265), (3782, 20440), (4088, 18910), (4270, 18104), (4340, 17812), (4453, 17360), (4526, 17080), (4880, 15841), (5110, 15128), (5840, 13237), (6832, 11315), (7564, 10220), (8176, 9455), (8540, 9052), (8680, 8906)]