740500980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 2190120576

約数和(自身を除く): 1449619596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 47, 60, 74, 94, 111, 141, 148, 151, 185, 188, 222, 235, 282, 302, 370, 444, 453, 470, 555, 564, 604, 705, 740, 755, 906, 940, 1110, 1410, 1510, 1739, 1812, 2209, 2220, 2265, 2820, 3020, 3478, 4418, 4530, 5217, 5587, 6627, 6956, 7097, 8695, 8836, 9060, 10434, 11045, 11174, 13254, 14194, 16761, 17390, 20868, 21291, 22090, 22348, 26085, 26508, 27935, 28388, 33135, 33522, 34780, 35485, 42582, 44180, 52170, 55870, 66270, 67044, 70970, 81733, 83805, 85164, 104340, 106455, 111740, 132540, 141940, 163466, 167610, 212910, 245199, 262589, 326932, 333559, 335220, 408665, 425820, 490398, 525178, 667118, 787767, 817330, 980796, 1000677, 1050356, 1225995, 1312945, 1334236, 1575534, 1634660, 1667795, 2001354, 2451990, 2625890, 3151068, 3335590, 3938835, 4002708, 4903980, 5003385, 5251780, 6671180, 7877670, 10006770, 12341683, 15755340, 20013540, 24683366, 37025049, 49366732, 61708415, 74050098, 123416830, 148100196, 185125245, 246833660, 370250490, 740500980]

約数ペア:

[(1, 740500980), (2, 370250490), (3, 246833660), (4, 185125245), (5, 148100196), (6, 123416830), (10, 74050098), (12, 61708415), (15, 49366732), (20, 37025049), (30, 24683366), (37, 20013540), (47, 15755340), (60, 12341683), (74, 10006770), (94, 7877670), (111, 6671180), (141, 5251780), (148, 5003385), (151, 4903980), (185, 4002708), (188, 3938835), (222, 3335590), (235, 3151068), (282, 2625890), (302, 2451990), (370, 2001354), (444, 1667795), (453, 1634660), (470, 1575534), (555, 1334236), (564, 1312945), (604, 1225995), (705, 1050356), (740, 1000677), (755, 980796), (906, 817330), (940, 787767), (1110, 667118), (1410, 525178), (1510, 490398), (1739, 425820), (1812, 408665), (2209, 335220), (2220, 333559), (2265, 326932), (2820, 262589), (3020, 245199), (3478, 212910), (4418, 167610), (4530, 163466), (5217, 141940), (5587, 132540), (6627, 111740), (6956, 106455), (7097, 104340), (8695, 85164), (8836, 83805), (9060, 81733), (10434, 70970), (11045, 67044), (11174, 66270), (13254, 55870), (14194, 52170), (16761, 44180), (17390, 42582), (20868, 35485), (21291, 34780), (22090, 33522), (22348, 33135), (26085, 28388), (26508, 27935)]