15993360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 54501720

約数和(自身を除く): 38508360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 229, 240, 291, 360, 388, 458, 485, 582, 687, 720, 776, 873, 916, 970, 1145, 1164, 1374, 1455, 1552, 1746, 1832, 1940, 2061, 2290, 2328, 2748, 2910, 3435, 3492, 3664, 3880, 4122, 4365, 4580, 4656, 5496, 5820, 6870, 6984, 7760, 8244, 8730, 9160, 10305, 10992, 11640, 13740, 13968, 16488, 17460, 18320, 20610, 22213, 23280, 27480, 32976, 34920, 41220, 44426, 54960, 66639, 69840, 82440, 88852, 111065, 133278, 164880, 177704, 199917, 222130, 266556, 333195, 355408, 399834, 444260, 533112, 666390, 799668, 888520, 999585, 1066224, 1332780, 1599336, 1777040, 1999170, 2665560, 3198672, 3998340, 5331120, 7996680, 15993360]

約数ペア:

[(1, 15993360), (2, 7996680), (3, 5331120), (4, 3998340), (5, 3198672), (6, 2665560), (8, 1999170), (9, 1777040), (10, 1599336), (12, 1332780), (15, 1066224), (16, 999585), (18, 888520), (20, 799668), (24, 666390), (30, 533112), (36, 444260), (40, 399834), (45, 355408), (48, 333195), (60, 266556), (72, 222130), (80, 199917), (90, 177704), (97, 164880), (120, 133278), (144, 111065), (180, 88852), (194, 82440), (229, 69840), (240, 66639), (291, 54960), (360, 44426), (388, 41220), (458, 34920), (485, 32976), (582, 27480), (687, 23280), (720, 22213), (776, 20610), (873, 18320), (916, 17460), (970, 16488), (1145, 13968), (1164, 13740), (1374, 11640), (1455, 10992), (1552, 10305), (1746, 9160), (1832, 8730), (1940, 8244), (2061, 7760), (2290, 6984), (2328, 6870), (2748, 5820), (2910, 5496), (3435, 4656), (3492, 4580), (3664, 4365), (3880, 4122)]