289871640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{479}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 967636800

約数和(自身を除く): 677765160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 479, 492, 615, 738, 820, 958, 984, 1230, 1437, 1476, 1640, 1681, 1845, 1916, 2395, 2460, 2874, 2952, 3362, 3690, 3832, 4311, 4790, 4920, 5043, 5748, 6724, 7185, 7380, 8405, 8622, 9580, 10086, 11496, 13448, 14370, 14760, 15129, 16810, 17244, 19160, 19639, 20172, 21555, 25215, 28740, 30258, 33620, 34488, 39278, 40344, 43110, 50430, 57480, 58917, 60516, 67240, 75645, 78556, 86220, 98195, 100860, 117834, 121032, 151290, 157112, 172440, 176751, 196390, 201720, 235668, 294585, 302580, 353502, 392780, 471336, 589170, 605160, 707004, 785560, 805199, 883755, 1178340, 1414008, 1610398, 1767510, 2356680, 2415597, 3220796, 3535020, 4025995, 4831194, 6441592, 7070040, 7246791, 8051990, 9662388, 12077985, 14493582, 16103980, 19324776, 24155970, 28987164, 32207960, 36233955, 48311940, 57974328, 72467910, 96623880, 144935820, 289871640]

約数ペア:

[(1, 289871640), (2, 144935820), (3, 96623880), (4, 72467910), (5, 57974328), (6, 48311940), (8, 36233955), (9, 32207960), (10, 28987164), (12, 24155970), (15, 19324776), (18, 16103980), (20, 14493582), (24, 12077985), (30, 9662388), (36, 8051990), (40, 7246791), (41, 7070040), (45, 6441592), (60, 4831194), (72, 4025995), (82, 3535020), (90, 3220796), (120, 2415597), (123, 2356680), (164, 1767510), (180, 1610398), (205, 1414008), (246, 1178340), (328, 883755), (360, 805199), (369, 785560), (410, 707004), (479, 605160), (492, 589170), (615, 471336), (738, 392780), (820, 353502), (958, 302580), (984, 294585), (1230, 235668), (1437, 201720), (1476, 196390), (1640, 176751), (1681, 172440), (1845, 157112), (1916, 151290), (2395, 121032), (2460, 117834), (2874, 100860), (2952, 98195), (3362, 86220), (3690, 78556), (3832, 75645), (4311, 67240), (4790, 60516), (4920, 58917), (5043, 57480), (5748, 50430), (6724, 43110), (7185, 40344), (7380, 39278), (8405, 34488), (8622, 33620), (9580, 30258), (10086, 28740), (11496, 25215), (13448, 21555), (14370, 20172), (14760, 19639), (15129, 19160), (16810, 17244)]