1915696680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{40829}}^1$

素因数の和:40883

約数の個数: 128

約数和(自身を含む): 6349881600

約数和(自身を除く): 4434184920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1955, 2040, 2346, 2760, 3128, 3910, 4692, 5865, 7820, 9384, 11730, 15640, 23460, 40829, 46920, 81658, 122487, 163316, 204145, 244974, 326632, 408290, 489948, 612435, 694093, 816580, 939067, 979896, 1224870, 1388186, 1633160, 1878134, 2082279, 2449740, 2776372, 2817201, 3470465, 3756268, 4164558, 4695335, 4899480, 5552744, 5634402, 6940930, 7512536, 8329116, 9390670, 10411395, 11268804, 13881860, 14086005, 15964139, 16658232, 18781340, 20822790, 22537608, 27763720, 28172010, 31928278, 37562680, 41645580, 47892417, 56344020, 63856556, 79820695, 83291160, 95784834, 112688040, 127713112, 159641390, 191569668, 239462085, 319282780, 383139336, 478924170, 638565560, 957848340, 1915696680]

約数ペア:

[(1, 1915696680), (2, 957848340), (3, 638565560), (4, 478924170), (5, 383139336), (6, 319282780), (8, 239462085), (10, 191569668), (12, 159641390), (15, 127713112), (17, 112688040), (20, 95784834), (23, 83291160), (24, 79820695), (30, 63856556), (34, 56344020), (40, 47892417), (46, 41645580), (51, 37562680), (60, 31928278), (68, 28172010), (69, 27763720), (85, 22537608), (92, 20822790), (102, 18781340), (115, 16658232), (120, 15964139), (136, 14086005), (138, 13881860), (170, 11268804), (184, 10411395), (204, 9390670), (230, 8329116), (255, 7512536), (276, 6940930), (340, 5634402), (345, 5552744), (391, 4899480), (408, 4695335), (460, 4164558), (510, 3756268), (552, 3470465), (680, 2817201), (690, 2776372), (782, 2449740), (920, 2082279), (1020, 1878134), (1173, 1633160), (1380, 1388186), (1564, 1224870), (1955, 979896), (2040, 939067), (2346, 816580), (2760, 694093), (3128, 612435), (3910, 489948), (4692, 408290), (5865, 326632), (7820, 244974), (9384, 204145), (11730, 163316), (15640, 122487), (23460, 81658), (40829, 46920)]