171809820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 288

約数和(自身を含む): 680254848

約数和(自身を除く): 508445028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 585, 595, 612, 617, 630, 663, 714, 765, 780, 819, 884, 910, 1020, 1071, 1092, 1105, 1170, 1190, 1234, 1260, 1326, 1365, 1428, 1530, 1547, 1638, 1785, 1820, 1851, 1989, 2142, 2210, 2340, 2380, 2468, 2652, 2730, 3060, 3085, 3094, 3276, 3315, 3570, 3702, 3978, 4095, 4284, 4319, 4420, 4641, 5355, 5460, 5553, 6170, 6188, 6630, 7140, 7404, 7735, 7956, 8021, 8190, 8638, 9255, 9282, 9945, 10489, 10710, 11106, 12340, 12957, 13260, 13923, 15470, 16042, 16380, 17276, 18510, 18564, 19890, 20978, 21420, 21595, 22212, 23205, 24063, 25914, 27765, 27846, 30940, 31467, 32084, 37020, 38871, 39780, 40105, 41956, 43190, 46410, 48126, 51828, 52445, 55530, 55692, 56147, 62934, 64785, 69615, 72189, 73423, 77742, 80210, 86380, 92820, 94401, 96252, 104890, 111060, 112294, 120315, 125868, 129570, 136357, 139230, 144378, 146846, 155484, 157335, 160420, 168441, 188802, 194355, 209780, 220269, 224588, 240630, 259140, 272714, 278460, 280735, 288756, 293692, 314670, 336882, 360945, 367115, 377604, 388710, 409071, 440538, 472005, 481260, 505323, 545428, 561470, 629340, 660807, 673764, 681785, 721890, 734230, 777420, 818142, 842205, 881076, 944010, 954499, 1010646, 1101345, 1122940, 1227213, 1321614, 1363570, 1443780, 1468460, 1636284, 1684410, 1888020, 1908998, 2021292, 2045355, 2202690, 2454426, 2526615, 2643228, 2727140, 2863497, 3304035, 3368820, 3817996, 4090710, 4405380, 4772495, 4908852, 5053230, 5726994, 6136065, 6608070, 8181420, 8590491, 9544990, 10106460, 11453988, 12272130, 13216140, 14317485, 17180982, 19089980, 24544260, 28634970, 34361964, 42952455, 57269940, 85904910, 171809820]

約数ペア:

[(1, 171809820), (2, 85904910), (3, 57269940), (4, 42952455), (5, 34361964), (6, 28634970), (7, 24544260), (9, 19089980), (10, 17180982), (12, 14317485), (13, 13216140), (14, 12272130), (15, 11453988), (17, 10106460), (18, 9544990), (20, 8590491), (21, 8181420), (26, 6608070), (28, 6136065), (30, 5726994), (34, 5053230), (35, 4908852), (36, 4772495), (39, 4405380), (42, 4090710), (45, 3817996), (51, 3368820), (52, 3304035), (60, 2863497), (63, 2727140), (65, 2643228), (68, 2526615), (70, 2454426), (78, 2202690), (84, 2045355), (85, 2021292), (90, 1908998), (91, 1888020), (102, 1684410), (105, 1636284), (117, 1468460), (119, 1443780), (126, 1363570), (130, 1321614), (140, 1227213), (153, 1122940), (156, 1101345), (170, 1010646), (180, 954499), (182, 944010), (195, 881076), (204, 842205), (210, 818142), (221, 777420), (234, 734230), (238, 721890), (252, 681785), (255, 673764), (260, 660807), (273, 629340), (306, 561470), (315, 545428), (340, 505323), (357, 481260), (364, 472005), (390, 440538), (420, 409071), (442, 388710), (455, 377604), (468, 367115), (476, 360945), (510, 336882), (546, 314670), (585, 293692), (595, 288756), (612, 280735), (617, 278460), (630, 272714), (663, 259140), (714, 240630), (765, 224588), (780, 220269), (819, 209780), (884, 194355), (910, 188802), (1020, 168441), (1071, 160420), (1092, 157335), (1105, 155484), (1170, 146846), (1190, 144378), (1234, 139230), (1260, 136357), (1326, 129570), (1365, 125868), (1428, 120315), (1530, 112294), (1547, 111060), (1638, 104890), (1785, 96252), (1820, 94401), (1851, 92820), (1989, 86380), (2142, 80210), (2210, 77742), (2340, 73423), (2380, 72189), (2468, 69615), (2652, 64785), (2730, 62934), (3060, 56147), (3085, 55692), (3094, 55530), (3276, 52445), (3315, 51828), (3570, 48126), (3702, 46410), (3978, 43190), (4095, 41956), (4284, 40105), (4319, 39780), (4420, 38871), (4641, 37020), (5355, 32084), (5460, 31467), (5553, 30940), (6170, 27846), (6188, 27765), (6630, 25914), (7140, 24063), (7404, 23205), (7735, 22212), (7956, 21595), (8021, 21420), (8190, 20978), (8638, 19890), (9255, 18564), (9282, 18510), (9945, 17276), (10489, 16380), (10710, 16042), (11106, 15470), (12340, 13923), (12957, 13260)]