998462640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9743}}^1$

素因数の和:9827

約数の個数: 160

約数和(自身を含む): 3595769856

約数和(自身を除く): 2597307216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 2135, 2440, 2562, 2928, 3416, 3660, 4270, 4880, 5124, 6405, 6832, 7320, 8540, 9743, 10248, 12810, 14640, 17080, 19486, 20496, 25620, 29229, 34160, 38972, 48715, 51240, 58458, 68201, 77944, 97430, 102480, 116916, 136402, 146145, 155888, 194860, 204603, 233832, 272804, 292290, 341005, 389720, 409206, 467664, 545608, 584580, 594323, 682010, 779440, 818412, 1023015, 1091216, 1169160, 1188646, 1364020, 1636824, 1782969, 2046030, 2338320, 2377292, 2728040, 2971615, 3273648, 3565938, 4092060, 4160261, 4754584, 5456080, 5943230, 7131876, 8184120, 8320522, 8914845, 9509168, 11886460, 12480783, 14263752, 16368240, 16641044, 17829690, 20801305, 23772920, 24961566, 28527504, 33282088, 35659380, 41602610, 47545840, 49923132, 62403915, 66564176, 71318760, 83205220, 99846264, 124807830, 142637520, 166410440, 199692528, 249615660, 332820880, 499231320, 998462640]

約数ペア:

[(1, 998462640), (2, 499231320), (3, 332820880), (4, 249615660), (5, 199692528), (6, 166410440), (7, 142637520), (8, 124807830), (10, 99846264), (12, 83205220), (14, 71318760), (15, 66564176), (16, 62403915), (20, 49923132), (21, 47545840), (24, 41602610), (28, 35659380), (30, 33282088), (35, 28527504), (40, 24961566), (42, 23772920), (48, 20801305), (56, 17829690), (60, 16641044), (61, 16368240), (70, 14263752), (80, 12480783), (84, 11886460), (105, 9509168), (112, 8914845), (120, 8320522), (122, 8184120), (140, 7131876), (168, 5943230), (183, 5456080), (210, 4754584), (240, 4160261), (244, 4092060), (280, 3565938), (305, 3273648), (336, 2971615), (366, 2728040), (420, 2377292), (427, 2338320), (488, 2046030), (560, 1782969), (610, 1636824), (732, 1364020), (840, 1188646), (854, 1169160), (915, 1091216), (976, 1023015), (1220, 818412), (1281, 779440), (1464, 682010), (1680, 594323), (1708, 584580), (1830, 545608), (2135, 467664), (2440, 409206), (2562, 389720), (2928, 341005), (3416, 292290), (3660, 272804), (4270, 233832), (4880, 204603), (5124, 194860), (6405, 155888), (6832, 146145), (7320, 136402), (8540, 116916), (9743, 102480), (10248, 97430), (12810, 77944), (14640, 68201), (17080, 58458), (19486, 51240), (20496, 48715), (25620, 38972), (29229, 34160)]