219810840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1137

約数の個数: 128

約数和(自身を含む): 691891200

約数和(自身を除く): 472080360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 43, 60, 82, 86, 120, 123, 129, 164, 172, 205, 215, 246, 258, 328, 344, 410, 430, 492, 516, 615, 645, 820, 860, 984, 1032, 1039, 1230, 1290, 1640, 1720, 1763, 2078, 2460, 2580, 3117, 3526, 4156, 4920, 5160, 5195, 5289, 6234, 7052, 8312, 8815, 10390, 10578, 12468, 14104, 15585, 17630, 20780, 21156, 24936, 26445, 31170, 35260, 41560, 42312, 42599, 44677, 52890, 62340, 70520, 85198, 89354, 105780, 124680, 127797, 134031, 170396, 178708, 211560, 212995, 223385, 255594, 268062, 340792, 357416, 425990, 446770, 511188, 536124, 638985, 670155, 851980, 893540, 1022376, 1072248, 1277970, 1340310, 1703960, 1787080, 1831757, 2555940, 2680620, 3663514, 5111880, 5361240, 5495271, 7327028, 9158785, 10990542, 14654056, 18317570, 21981084, 27476355, 36635140, 43962168, 54952710, 73270280, 109905420, 219810840]

約数ペア:

[(1, 219810840), (2, 109905420), (3, 73270280), (4, 54952710), (5, 43962168), (6, 36635140), (8, 27476355), (10, 21981084), (12, 18317570), (15, 14654056), (20, 10990542), (24, 9158785), (30, 7327028), (40, 5495271), (41, 5361240), (43, 5111880), (60, 3663514), (82, 2680620), (86, 2555940), (120, 1831757), (123, 1787080), (129, 1703960), (164, 1340310), (172, 1277970), (205, 1072248), (215, 1022376), (246, 893540), (258, 851980), (328, 670155), (344, 638985), (410, 536124), (430, 511188), (492, 446770), (516, 425990), (615, 357416), (645, 340792), (820, 268062), (860, 255594), (984, 223385), (1032, 212995), (1039, 211560), (1230, 178708), (1290, 170396), (1640, 134031), (1720, 127797), (1763, 124680), (2078, 105780), (2460, 89354), (2580, 85198), (3117, 70520), (3526, 62340), (4156, 52890), (4920, 44677), (5160, 42599), (5195, 42312), (5289, 41560), (6234, 35260), (7052, 31170), (8312, 26445), (8815, 24936), (10390, 21156), (10578, 20780), (12468, 17630), (14104, 15585)]