89391780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 290594304

約数和(自身を除く): 201202524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 131, 153, 170, 180, 204, 223, 255, 262, 306, 340, 393, 446, 510, 524, 612, 655, 669, 765, 786, 892, 1020, 1115, 1179, 1310, 1338, 1530, 1572, 1965, 2007, 2227, 2230, 2358, 2620, 2676, 3060, 3345, 3791, 3930, 4014, 4454, 4460, 4716, 5895, 6681, 6690, 7582, 7860, 8028, 8908, 10035, 11135, 11373, 11790, 13362, 13380, 15164, 18955, 20043, 20070, 22270, 22746, 23580, 26724, 29213, 33405, 34119, 37910, 40086, 40140, 44540, 45492, 56865, 58426, 66810, 68238, 75820, 80172, 87639, 100215, 113730, 116852, 133620, 136476, 146065, 170595, 175278, 200430, 227460, 262917, 292130, 341190, 350556, 400860, 438195, 496621, 525834, 584260, 682380, 876390, 993242, 1051668, 1314585, 1489863, 1752780, 1986484, 2483105, 2629170, 2979726, 4469589, 4966210, 5258340, 5959452, 7449315, 8939178, 9932420, 14898630, 17878356, 22347945, 29797260, 44695890, 89391780]

約数ペア:

[(1, 89391780), (2, 44695890), (3, 29797260), (4, 22347945), (5, 17878356), (6, 14898630), (9, 9932420), (10, 8939178), (12, 7449315), (15, 5959452), (17, 5258340), (18, 4966210), (20, 4469589), (30, 2979726), (34, 2629170), (36, 2483105), (45, 1986484), (51, 1752780), (60, 1489863), (68, 1314585), (85, 1051668), (90, 993242), (102, 876390), (131, 682380), (153, 584260), (170, 525834), (180, 496621), (204, 438195), (223, 400860), (255, 350556), (262, 341190), (306, 292130), (340, 262917), (393, 227460), (446, 200430), (510, 175278), (524, 170595), (612, 146065), (655, 136476), (669, 133620), (765, 116852), (786, 113730), (892, 100215), (1020, 87639), (1115, 80172), (1179, 75820), (1310, 68238), (1338, 66810), (1530, 58426), (1572, 56865), (1965, 45492), (2007, 44540), (2227, 40140), (2230, 40086), (2358, 37910), (2620, 34119), (2676, 33405), (3060, 29213), (3345, 26724), (3791, 23580), (3930, 22746), (4014, 22270), (4454, 20070), (4460, 20043), (4716, 18955), (5895, 15164), (6681, 13380), (6690, 13362), (7582, 11790), (7860, 11373), (8028, 11135), (8908, 10035)]