155367040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 394813440

約数和(自身を除く): 239446400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 191, 205, 248, 310, 320, 328, 382, 410, 496, 620, 640, 656, 764, 820, 955, 992, 1240, 1271, 1312, 1528, 1640, 1910, 1984, 2480, 2542, 2624, 3056, 3280, 3820, 3968, 4960, 5084, 5248, 5921, 6112, 6355, 6560, 7640, 7831, 9920, 10168, 11842, 12224, 12710, 13120, 15280, 15662, 19840, 20336, 23684, 24448, 25420, 26240, 29605, 30560, 31324, 39155, 40672, 47368, 50840, 59210, 61120, 62648, 78310, 81344, 94736, 101680, 118420, 122240, 125296, 156620, 162688, 189472, 203360, 236840, 242761, 250592, 313240, 378944, 406720, 473680, 485522, 501184, 626480, 757888, 813440, 947360, 971044, 1002368, 1213805, 1252960, 1894720, 1942088, 2427610, 2505920, 3789440, 3884176, 4855220, 5011840, 7768352, 9710440, 15536704, 19420880, 31073408, 38841760, 77683520, 155367040]

約数ペア:

[(1, 155367040), (2, 77683520), (4, 38841760), (5, 31073408), (8, 19420880), (10, 15536704), (16, 9710440), (20, 7768352), (31, 5011840), (32, 4855220), (40, 3884176), (41, 3789440), (62, 2505920), (64, 2427610), (80, 1942088), (82, 1894720), (124, 1252960), (128, 1213805), (155, 1002368), (160, 971044), (164, 947360), (191, 813440), (205, 757888), (248, 626480), (310, 501184), (320, 485522), (328, 473680), (382, 406720), (410, 378944), (496, 313240), (620, 250592), (640, 242761), (656, 236840), (764, 203360), (820, 189472), (955, 162688), (992, 156620), (1240, 125296), (1271, 122240), (1312, 118420), (1528, 101680), (1640, 94736), (1910, 81344), (1984, 78310), (2480, 62648), (2542, 61120), (2624, 59210), (3056, 50840), (3280, 47368), (3820, 40672), (3968, 39155), (4960, 31324), (5084, 30560), (5248, 29605), (5921, 26240), (6112, 25420), (6355, 24448), (6560, 23684), (7640, 20336), (7831, 19840), (9920, 15662), (10168, 15280), (11842, 13120), (12224, 12710)]