642358260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9127}}^1$

素因数の和:9182

約数の個数: 144

約数和(自身を含む): 2153039616

約数和(自身を除く): 1510681356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 460, 510, 612, 690, 765, 782, 828, 1020, 1035, 1173, 1380, 1530, 1564, 1955, 2070, 2346, 3060, 3519, 3910, 4140, 4692, 5865, 7038, 7820, 9127, 11730, 14076, 17595, 18254, 23460, 27381, 35190, 36508, 45635, 54762, 70380, 82143, 91270, 109524, 136905, 155159, 164286, 182540, 209921, 273810, 310318, 328572, 410715, 419842, 465477, 547620, 620636, 629763, 775795, 821430, 839684, 930954, 1049605, 1259526, 1396431, 1551590, 1642860, 1861908, 1889289, 2099210, 2327385, 2519052, 2792862, 3103180, 3148815, 3568657, 3778578, 4198420, 4654770, 5585724, 6297630, 6982155, 7137314, 7557156, 9309540, 9446445, 10705971, 12595260, 13964310, 14274628, 17843285, 18892890, 21411942, 27928620, 32117913, 35686570, 37785780, 42823884, 53529855, 64235826, 71373140, 107059710, 128471652, 160589565, 214119420, 321179130, 642358260]

約数ペア:

[(1, 642358260), (2, 321179130), (3, 214119420), (4, 160589565), (5, 128471652), (6, 107059710), (9, 71373140), (10, 64235826), (12, 53529855), (15, 42823884), (17, 37785780), (18, 35686570), (20, 32117913), (23, 27928620), (30, 21411942), (34, 18892890), (36, 17843285), (45, 14274628), (46, 13964310), (51, 12595260), (60, 10705971), (68, 9446445), (69, 9309540), (85, 7557156), (90, 7137314), (92, 6982155), (102, 6297630), (115, 5585724), (138, 4654770), (153, 4198420), (170, 3778578), (180, 3568657), (204, 3148815), (207, 3103180), (230, 2792862), (255, 2519052), (276, 2327385), (306, 2099210), (340, 1889289), (345, 1861908), (391, 1642860), (414, 1551590), (460, 1396431), (510, 1259526), (612, 1049605), (690, 930954), (765, 839684), (782, 821430), (828, 775795), (1020, 629763), (1035, 620636), (1173, 547620), (1380, 465477), (1530, 419842), (1564, 410715), (1955, 328572), (2070, 310318), (2346, 273810), (3060, 209921), (3519, 182540), (3910, 164286), (4140, 155159), (4692, 136905), (5865, 109524), (7038, 91270), (7820, 82143), (9127, 70380), (11730, 54762), (14076, 45635), (17595, 36508), (18254, 35190), (23460, 27381)]