287620980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 889878528

約数和(自身を除く): 602257548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 43, 46, 60, 69, 74, 86, 92, 111, 115, 129, 131, 138, 148, 172, 185, 215, 222, 230, 258, 262, 276, 345, 370, 393, 430, 444, 460, 516, 524, 555, 645, 655, 690, 740, 786, 851, 860, 989, 1110, 1290, 1310, 1380, 1572, 1591, 1702, 1965, 1978, 2220, 2553, 2580, 2620, 2967, 3013, 3182, 3404, 3930, 3956, 4255, 4773, 4847, 4945, 5106, 5633, 5934, 6026, 6364, 7860, 7955, 8510, 9039, 9546, 9694, 9890, 10212, 11266, 11868, 12052, 12765, 14541, 14835, 15065, 15910, 16899, 17020, 18078, 19092, 19388, 19780, 22532, 23865, 24235, 25530, 28165, 29082, 29670, 30130, 31820, 33798, 36156, 36593, 45195, 47730, 48470, 51060, 56330, 58164, 59340, 60260, 67596, 72705, 73186, 84495, 90390, 95460, 96940, 109779, 111481, 112660, 129559, 145410, 146372, 168990, 180780, 182965, 208421, 219558, 222962, 259118, 290820, 334443, 337980, 365930, 388677, 416842, 439116, 445924, 518236, 548895, 557405, 625263, 647795, 668886, 731860, 777354, 833684, 1042105, 1097790, 1114810, 1250526, 1295590, 1337772, 1554708, 1672215, 1943385, 2084210, 2195580, 2229620, 2501052, 2591180, 3126315, 3344430, 3886770, 4168420, 4793683, 6252630, 6688860, 7773540, 9587366, 12505260, 14381049, 19174732, 23968415, 28762098, 47936830, 57524196, 71905245, 95873660, 143810490, 287620980]

約数ペア:

[(1, 287620980), (2, 143810490), (3, 95873660), (4, 71905245), (5, 57524196), (6, 47936830), (10, 28762098), (12, 23968415), (15, 19174732), (20, 14381049), (23, 12505260), (30, 9587366), (37, 7773540), (43, 6688860), (46, 6252630), (60, 4793683), (69, 4168420), (74, 3886770), (86, 3344430), (92, 3126315), (111, 2591180), (115, 2501052), (129, 2229620), (131, 2195580), (138, 2084210), (148, 1943385), (172, 1672215), (185, 1554708), (215, 1337772), (222, 1295590), (230, 1250526), (258, 1114810), (262, 1097790), (276, 1042105), (345, 833684), (370, 777354), (393, 731860), (430, 668886), (444, 647795), (460, 625263), (516, 557405), (524, 548895), (555, 518236), (645, 445924), (655, 439116), (690, 416842), (740, 388677), (786, 365930), (851, 337980), (860, 334443), (989, 290820), (1110, 259118), (1290, 222962), (1310, 219558), (1380, 208421), (1572, 182965), (1591, 180780), (1702, 168990), (1965, 146372), (1978, 145410), (2220, 129559), (2553, 112660), (2580, 111481), (2620, 109779), (2967, 96940), (3013, 95460), (3182, 90390), (3404, 84495), (3930, 73186), (3956, 72705), (4255, 67596), (4773, 60260), (4847, 59340), (4945, 58164), (5106, 56330), (5633, 51060), (5934, 48470), (6026, 47730), (6364, 45195), (7860, 36593), (7955, 36156), (8510, 33798), (9039, 31820), (9546, 30130), (9694, 29670), (9890, 29082), (10212, 28165), (11266, 25530), (11868, 24235), (12052, 23865), (12765, 22532), (14541, 19780), (14835, 19388), (15065, 19092), (15910, 18078), (16899, 17020)]