66572640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:661

約数の個数: 144

約数和(自身を含む): 230329008

約数和(自身を除く): 163756368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 557, 664, 720, 747, 830, 996, 1114, 1245, 1328, 1440, 1494, 1660, 1671, 1992, 2228, 2490, 2656, 2785, 2988, 3320, 3342, 3735, 3984, 4456, 4980, 5013, 5570, 5976, 6640, 6684, 7470, 7968, 8355, 8912, 9960, 10026, 11140, 11952, 13280, 13368, 14940, 16710, 17824, 19920, 20052, 22280, 23904, 25065, 26736, 29880, 33420, 39840, 40104, 44560, 46231, 50130, 53472, 59760, 66840, 80208, 89120, 92462, 100260, 119520, 133680, 138693, 160416, 184924, 200520, 231155, 267360, 277386, 369848, 401040, 416079, 462310, 554772, 693465, 739696, 802080, 832158, 924620, 1109544, 1386930, 1479392, 1664316, 1849240, 2080395, 2219088, 2773860, 3328632, 3698480, 4160790, 4438176, 5547720, 6657264, 7396960, 8321580, 11095440, 13314528, 16643160, 22190880, 33286320, 66572640]

約数ペア:

[(1, 66572640), (2, 33286320), (3, 22190880), (4, 16643160), (5, 13314528), (6, 11095440), (8, 8321580), (9, 7396960), (10, 6657264), (12, 5547720), (15, 4438176), (16, 4160790), (18, 3698480), (20, 3328632), (24, 2773860), (30, 2219088), (32, 2080395), (36, 1849240), (40, 1664316), (45, 1479392), (48, 1386930), (60, 1109544), (72, 924620), (80, 832158), (83, 802080), (90, 739696), (96, 693465), (120, 554772), (144, 462310), (160, 416079), (166, 401040), (180, 369848), (240, 277386), (249, 267360), (288, 231155), (332, 200520), (360, 184924), (415, 160416), (480, 138693), (498, 133680), (557, 119520), (664, 100260), (720, 92462), (747, 89120), (830, 80208), (996, 66840), (1114, 59760), (1245, 53472), (1328, 50130), (1440, 46231), (1494, 44560), (1660, 40104), (1671, 39840), (1992, 33420), (2228, 29880), (2490, 26736), (2656, 25065), (2785, 23904), (2988, 22280), (3320, 20052), (3342, 19920), (3735, 17824), (3984, 16710), (4456, 14940), (4980, 13368), (5013, 13280), (5570, 11952), (5976, 11140), (6640, 10026), (6684, 9960), (7470, 8912), (7968, 8355)]