72291990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6163}}^1$

素因数の和:6213

約数の個数: 64

約数和(自身を含む): 191725056

約数和(自身を除く): 119433066

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1955, 2346, 3910, 5865, 6163, 11730, 12326, 18489, 30815, 36978, 61630, 92445, 104771, 141749, 184890, 209542, 283498, 314313, 425247, 523855, 628626, 708745, 850494, 1047710, 1417490, 1571565, 2126235, 2409733, 3143130, 4252470, 4819466, 7229199, 12048665, 14458398, 24097330, 36145995, 72291990]

約数ペア:

[(1, 72291990), (2, 36145995), (3, 24097330), (5, 14458398), (6, 12048665), (10, 7229199), (15, 4819466), (17, 4252470), (23, 3143130), (30, 2409733), (34, 2126235), (46, 1571565), (51, 1417490), (69, 1047710), (85, 850494), (102, 708745), (115, 628626), (138, 523855), (170, 425247), (230, 314313), (255, 283498), (345, 209542), (391, 184890), (510, 141749), (690, 104771), (782, 92445), (1173, 61630), (1955, 36978), (2346, 30815), (3910, 18489), (5865, 12326), (6163, 11730)]