856972717280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{805789}}^1$

素因数の和:805861

約数の個数: 144

約数和(自身を含む): 2244208952160

約数和(自身を除く): 1387236234880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 289, 340, 368, 391, 460, 544, 578, 680, 736, 782, 920, 1156, 1360, 1445, 1564, 1840, 1955, 2312, 2720, 2890, 3128, 3680, 3910, 4624, 5780, 6256, 6647, 7820, 9248, 11560, 12512, 13294, 15640, 23120, 26588, 31280, 33235, 46240, 53176, 62560, 66470, 106352, 132940, 212704, 265880, 531760, 805789, 1063520, 1611578, 3223156, 4028945, 6446312, 8057890, 12892624, 13698413, 16115780, 18533147, 25785248, 27396826, 32231560, 37066294, 54793652, 64463120, 68492065, 74132588, 92665735, 109587304, 128926240, 136984130, 148265176, 185331470, 219174608, 232873021, 273968260, 296530352, 315063499, 370662940, 438349216, 465746042, 547936520, 593060704, 630126998, 741325880, 931492084, 1095873040, 1164365105, 1260253996, 1482651760, 1575317495, 1862984168, 2191746080, 2328730210, 2520507992, 2965303520, 3150634990, 3725968336, 4657460420, 5041015984, 5356079483, 6301269980, 7451936672, 9314920840, 10082031968, 10712158966, 12602539960, 18629841680, 21424317932, 25205079920, 26780397415, 37259683360, 42848635864, 50410159840, 53560794830, 85697271728, 107121589660, 171394543456, 214243179320, 428486358640, 856972717280]

約数ペア:

[(1, 856972717280), (2, 428486358640), (4, 214243179320), (5, 171394543456), (8, 107121589660), (10, 85697271728), (16, 53560794830), (17, 50410159840), (20, 42848635864), (23, 37259683360), (32, 26780397415), (34, 25205079920), (40, 21424317932), (46, 18629841680), (68, 12602539960), (80, 10712158966), (85, 10082031968), (92, 9314920840), (115, 7451936672), (136, 6301269980), (160, 5356079483), (170, 5041015984), (184, 4657460420), (230, 3725968336), (272, 3150634990), (289, 2965303520), (340, 2520507992), (368, 2328730210), (391, 2191746080), (460, 1862984168), (544, 1575317495), (578, 1482651760), (680, 1260253996), (736, 1164365105), (782, 1095873040), (920, 931492084), (1156, 741325880), (1360, 630126998), (1445, 593060704), (1564, 547936520), (1840, 465746042), (1955, 438349216), (2312, 370662940), (2720, 315063499), (2890, 296530352), (3128, 273968260), (3680, 232873021), (3910, 219174608), (4624, 185331470), (5780, 148265176), (6256, 136984130), (6647, 128926240), (7820, 109587304), (9248, 92665735), (11560, 74132588), (12512, 68492065), (13294, 64463120), (15640, 54793652), (23120, 37066294), (26588, 32231560), (31280, 27396826), (33235, 25785248), (46240, 18533147), (53176, 16115780), (62560, 13698413), (66470, 12892624), (106352, 8057890), (132940, 6446312), (212704, 4028945), (265880, 3223156), (531760, 1611578), (805789, 1063520)]