7836660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 27243216

約数和(自身を除く): 19406556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 197, 204, 221, 234, 255, 260, 306, 340, 390, 394, 442, 468, 510, 585, 591, 612, 663, 765, 780, 788, 884, 985, 1020, 1105, 1170, 1182, 1326, 1530, 1773, 1970, 1989, 2210, 2340, 2364, 2561, 2652, 2955, 3060, 3315, 3349, 3546, 3940, 3978, 4420, 5122, 5910, 6630, 6698, 7092, 7683, 7956, 8865, 9945, 10047, 10244, 11820, 12805, 13260, 13396, 15366, 16745, 17730, 19890, 20094, 23049, 25610, 30141, 30732, 33490, 35460, 38415, 39780, 40188, 43537, 46098, 50235, 51220, 60282, 66980, 76830, 87074, 92196, 100470, 115245, 120564, 130611, 150705, 153660, 174148, 200940, 217685, 230490, 261222, 301410, 391833, 435370, 460980, 522444, 602820, 653055, 783666, 870740, 1306110, 1567332, 1959165, 2612220, 3918330, 7836660]

約数ペア:

[(1, 7836660), (2, 3918330), (3, 2612220), (4, 1959165), (5, 1567332), (6, 1306110), (9, 870740), (10, 783666), (12, 653055), (13, 602820), (15, 522444), (17, 460980), (18, 435370), (20, 391833), (26, 301410), (30, 261222), (34, 230490), (36, 217685), (39, 200940), (45, 174148), (51, 153660), (52, 150705), (60, 130611), (65, 120564), (68, 115245), (78, 100470), (85, 92196), (90, 87074), (102, 76830), (117, 66980), (130, 60282), (153, 51220), (156, 50235), (170, 46098), (180, 43537), (195, 40188), (197, 39780), (204, 38415), (221, 35460), (234, 33490), (255, 30732), (260, 30141), (306, 25610), (340, 23049), (390, 20094), (394, 19890), (442, 17730), (468, 16745), (510, 15366), (585, 13396), (591, 13260), (612, 12805), (663, 11820), (765, 10244), (780, 10047), (788, 9945), (884, 8865), (985, 7956), (1020, 7683), (1105, 7092), (1170, 6698), (1182, 6630), (1326, 5910), (1530, 5122), (1773, 4420), (1970, 3978), (1989, 3940), (2210, 3546), (2340, 3349), (2364, 3315), (2561, 3060), (2652, 2955)]