2719967880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{78977}}^1$

素因数の和:79039

約数の個数: 128

約数和(自身を含む): 9553178880

約数和(自身を除く): 6833211000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8610, 11480, 17220, 34440, 78977, 157954, 236931, 315908, 394885, 473862, 552839, 631816, 789770, 947724, 1105678, 1184655, 1579540, 1658517, 1895448, 2211356, 2369310, 2764195, 3159080, 3238057, 3317034, 4422712, 4738620, 5528390, 6476114, 6634068, 8292585, 9477240, 9714171, 11056780, 12952228, 13268136, 16190285, 16585170, 19428342, 22113560, 22666399, 25904456, 32380570, 33170340, 38856684, 45332798, 48570855, 64761140, 66340680, 67999197, 77713368, 90665596, 97141710, 113331995, 129522280, 135998394, 181331192, 194283420, 226663990, 271996788, 339995985, 388566840, 453327980, 543993576, 679991970, 906655960, 1359983940, 2719967880]

約数ペア:

[(1, 2719967880), (2, 1359983940), (3, 906655960), (4, 679991970), (5, 543993576), (6, 453327980), (7, 388566840), (8, 339995985), (10, 271996788), (12, 226663990), (14, 194283420), (15, 181331192), (20, 135998394), (21, 129522280), (24, 113331995), (28, 97141710), (30, 90665596), (35, 77713368), (40, 67999197), (41, 66340680), (42, 64761140), (56, 48570855), (60, 45332798), (70, 38856684), (82, 33170340), (84, 32380570), (105, 25904456), (120, 22666399), (123, 22113560), (140, 19428342), (164, 16585170), (168, 16190285), (205, 13268136), (210, 12952228), (246, 11056780), (280, 9714171), (287, 9477240), (328, 8292585), (410, 6634068), (420, 6476114), (492, 5528390), (574, 4738620), (615, 4422712), (820, 3317034), (840, 3238057), (861, 3159080), (984, 2764195), (1148, 2369310), (1230, 2211356), (1435, 1895448), (1640, 1658517), (1722, 1579540), (2296, 1184655), (2460, 1105678), (2870, 947724), (3444, 789770), (4305, 631816), (4920, 552839), (5740, 473862), (6888, 394885), (8610, 315908), (11480, 236931), (17220, 157954), (34440, 78977)]