1966297840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:855

約数の個数: 160

約数和(自身を含む): 5224665600

約数和(自身を除く): 3258367760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 151, 152, 190, 208, 247, 260, 302, 304, 380, 494, 520, 604, 659, 755, 760, 988, 1040, 1208, 1235, 1318, 1510, 1520, 1963, 1976, 2416, 2470, 2636, 2869, 3020, 3295, 3926, 3952, 4940, 5272, 5738, 6040, 6590, 7852, 8567, 9815, 9880, 10544, 11476, 12080, 12521, 13180, 14345, 15704, 17134, 19630, 19760, 22952, 25042, 26360, 28690, 31408, 34268, 37297, 39260, 42835, 45904, 50084, 52720, 57380, 62605, 68536, 74594, 78520, 85670, 99509, 100168, 114760, 125210, 137072, 149188, 157040, 162773, 171340, 186485, 199018, 200336, 229520, 250420, 298376, 325546, 342680, 372970, 398036, 497545, 500840, 596752, 651092, 685360, 745940, 796072, 813865, 995090, 1001680, 1293617, 1302184, 1491880, 1592144, 1627730, 1890671, 1990180, 2587234, 2604368, 2983760, 3255460, 3781342, 3980360, 5174468, 6468085, 6510920, 7562684, 7960720, 9453355, 10348936, 12936170, 13021840, 15125368, 18906710, 20697872, 24578723, 25872340, 30250736, 37813420, 49157446, 51744680, 75626840, 98314892, 103489360, 122893615, 151253680, 196629784, 245787230, 393259568, 491574460, 983148920, 1966297840]

約数ペア:

[(1, 1966297840), (2, 983148920), (4, 491574460), (5, 393259568), (8, 245787230), (10, 196629784), (13, 151253680), (16, 122893615), (19, 103489360), (20, 98314892), (26, 75626840), (38, 51744680), (40, 49157446), (52, 37813420), (65, 30250736), (76, 25872340), (80, 24578723), (95, 20697872), (104, 18906710), (130, 15125368), (151, 13021840), (152, 12936170), (190, 10348936), (208, 9453355), (247, 7960720), (260, 7562684), (302, 6510920), (304, 6468085), (380, 5174468), (494, 3980360), (520, 3781342), (604, 3255460), (659, 2983760), (755, 2604368), (760, 2587234), (988, 1990180), (1040, 1890671), (1208, 1627730), (1235, 1592144), (1318, 1491880), (1510, 1302184), (1520, 1293617), (1963, 1001680), (1976, 995090), (2416, 813865), (2470, 796072), (2636, 745940), (2869, 685360), (3020, 651092), (3295, 596752), (3926, 500840), (3952, 497545), (4940, 398036), (5272, 372970), (5738, 342680), (6040, 325546), (6590, 298376), (7852, 250420), (8567, 229520), (9815, 200336), (9880, 199018), (10544, 186485), (11476, 171340), (12080, 162773), (12521, 157040), (13180, 149188), (14345, 137072), (15704, 125210), (17134, 114760), (19630, 100168), (19760, 99509), (22952, 85670), (25042, 78520), (26360, 74594), (28690, 68536), (31408, 62605), (34268, 57380), (37297, 52720), (39260, 50084), (42835, 45904)]