71604680

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 199584000

約数和(自身を除く): 127979320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 307, 340, 343, 392, 476, 490, 595, 614, 680, 686, 833, 952, 980, 1190, 1228, 1372, 1535, 1666, 1715, 1960, 2149, 2380, 2456, 2744, 3070, 3332, 3430, 4165, 4298, 4760, 5219, 5831, 6140, 6664, 6860, 8330, 8596, 10438, 10745, 11662, 12280, 13720, 15043, 16660, 17192, 20876, 21490, 23324, 26095, 29155, 30086, 33320, 36533, 41752, 42980, 46648, 52190, 58310, 60172, 73066, 75215, 85960, 104380, 105301, 116620, 120344, 146132, 150430, 182665, 208760, 210602, 233240, 255731, 292264, 300860, 365330, 421204, 511462, 526505, 601720, 730660, 842408, 1022924, 1053010, 1278655, 1461320, 1790117, 2045848, 2106020, 2557310, 3580234, 4212040, 5114620, 7160468, 8950585, 10229240, 14320936, 17901170, 35802340, 71604680]

約数ペア:

[(1, 71604680), (2, 35802340), (4, 17901170), (5, 14320936), (7, 10229240), (8, 8950585), (10, 7160468), (14, 5114620), (17, 4212040), (20, 3580234), (28, 2557310), (34, 2106020), (35, 2045848), (40, 1790117), (49, 1461320), (56, 1278655), (68, 1053010), (70, 1022924), (85, 842408), (98, 730660), (119, 601720), (136, 526505), (140, 511462), (170, 421204), (196, 365330), (238, 300860), (245, 292264), (280, 255731), (307, 233240), (340, 210602), (343, 208760), (392, 182665), (476, 150430), (490, 146132), (595, 120344), (614, 116620), (680, 105301), (686, 104380), (833, 85960), (952, 75215), (980, 73066), (1190, 60172), (1228, 58310), (1372, 52190), (1535, 46648), (1666, 42980), (1715, 41752), (1960, 36533), (2149, 33320), (2380, 30086), (2456, 29155), (2744, 26095), (3070, 23324), (3332, 21490), (3430, 20876), (4165, 17192), (4298, 16660), (4760, 15043), (5219, 13720), (5831, 12280), (6140, 11662), (6664, 10745), (6860, 10438), (8330, 8596)]