4019640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 13305600

約数和(自身を除く): 9285960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 43, 57, 60, 76, 82, 86, 95, 114, 120, 123, 129, 152, 164, 172, 190, 205, 215, 228, 246, 258, 285, 328, 344, 380, 410, 430, 456, 492, 516, 570, 615, 645, 760, 779, 817, 820, 860, 984, 1032, 1140, 1230, 1290, 1558, 1634, 1640, 1720, 1763, 2280, 2337, 2451, 2460, 2580, 3116, 3268, 3526, 3895, 4085, 4674, 4902, 4920, 5160, 5289, 6232, 6536, 7052, 7790, 8170, 8815, 9348, 9804, 10578, 11685, 12255, 14104, 15580, 16340, 17630, 18696, 19608, 21156, 23370, 24510, 26445, 31160, 32680, 33497, 35260, 42312, 46740, 49020, 52890, 66994, 70520, 93480, 98040, 100491, 105780, 133988, 167485, 200982, 211560, 267976, 334970, 401964, 502455, 669940, 803928, 1004910, 1339880, 2009820, 4019640]

約数ペア:

[(1, 4019640), (2, 2009820), (3, 1339880), (4, 1004910), (5, 803928), (6, 669940), (8, 502455), (10, 401964), (12, 334970), (15, 267976), (19, 211560), (20, 200982), (24, 167485), (30, 133988), (38, 105780), (40, 100491), (41, 98040), (43, 93480), (57, 70520), (60, 66994), (76, 52890), (82, 49020), (86, 46740), (95, 42312), (114, 35260), (120, 33497), (123, 32680), (129, 31160), (152, 26445), (164, 24510), (172, 23370), (190, 21156), (205, 19608), (215, 18696), (228, 17630), (246, 16340), (258, 15580), (285, 14104), (328, 12255), (344, 11685), (380, 10578), (410, 9804), (430, 9348), (456, 8815), (492, 8170), (516, 7790), (570, 7052), (615, 6536), (645, 6232), (760, 5289), (779, 5160), (817, 4920), (820, 4902), (860, 4674), (984, 4085), (1032, 3895), (1140, 3526), (1230, 3268), (1290, 3116), (1558, 2580), (1634, 2460), (1640, 2451), (1720, 2337), (1763, 2280)]