28420800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:247

約数の個数: 168

約数和(自身を含む): 96755712

約数和(自身を除く): 68334912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 150, 155, 160, 186, 191, 192, 200, 240, 248, 300, 310, 320, 372, 382, 400, 465, 480, 496, 573, 600, 620, 744, 764, 775, 800, 930, 955, 960, 992, 1146, 1200, 1240, 1488, 1528, 1550, 1600, 1860, 1910, 1984, 2292, 2325, 2400, 2480, 2865, 2976, 3056, 3100, 3720, 3820, 4584, 4650, 4775, 4800, 4960, 5730, 5921, 5952, 6112, 6200, 7440, 7640, 9168, 9300, 9550, 9920, 11460, 11842, 12224, 12400, 14325, 14880, 15280, 17763, 18336, 18600, 19100, 22920, 23684, 24800, 28650, 29605, 29760, 30560, 35526, 36672, 37200, 38200, 45840, 47368, 49600, 57300, 59210, 61120, 71052, 74400, 76400, 88815, 91680, 94736, 114600, 118420, 142104, 148025, 148800, 152800, 177630, 183360, 189472, 229200, 236840, 284208, 296050, 305600, 355260, 378944, 444075, 458400, 473680, 568416, 592100, 710520, 888150, 916800, 947360, 1136832, 1184200, 1421040, 1776300, 1894720, 2368400, 2842080, 3552600, 4736800, 5684160, 7105200, 9473600, 14210400, 28420800]

約数ペア:

[(1, 28420800), (2, 14210400), (3, 9473600), (4, 7105200), (5, 5684160), (6, 4736800), (8, 3552600), (10, 2842080), (12, 2368400), (15, 1894720), (16, 1776300), (20, 1421040), (24, 1184200), (25, 1136832), (30, 947360), (31, 916800), (32, 888150), (40, 710520), (48, 592100), (50, 568416), (60, 473680), (62, 458400), (64, 444075), (75, 378944), (80, 355260), (93, 305600), (96, 296050), (100, 284208), (120, 236840), (124, 229200), (150, 189472), (155, 183360), (160, 177630), (186, 152800), (191, 148800), (192, 148025), (200, 142104), (240, 118420), (248, 114600), (300, 94736), (310, 91680), (320, 88815), (372, 76400), (382, 74400), (400, 71052), (465, 61120), (480, 59210), (496, 57300), (573, 49600), (600, 47368), (620, 45840), (744, 38200), (764, 37200), (775, 36672), (800, 35526), (930, 30560), (955, 29760), (960, 29605), (992, 28650), (1146, 24800), (1200, 23684), (1240, 22920), (1488, 19100), (1528, 18600), (1550, 18336), (1600, 17763), (1860, 15280), (1910, 14880), (1984, 14325), (2292, 12400), (2325, 12224), (2400, 11842), (2480, 11460), (2865, 9920), (2976, 9550), (3056, 9300), (3100, 9168), (3720, 7640), (3820, 7440), (4584, 6200), (4650, 6112), (4775, 5952), (4800, 5921), (4960, 5730)]