304414280

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 695520000

約数和(自身を除く): 391105720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 199, 229, 334, 398, 458, 668, 796, 835, 916, 995, 1145, 1336, 1592, 1670, 1832, 1990, 2290, 3340, 3980, 4580, 6680, 7960, 9160, 33233, 38243, 45571, 66466, 76486, 91142, 132932, 152972, 166165, 182284, 191215, 227855, 265864, 305944, 332330, 364568, 382430, 455710, 664660, 764860, 911420, 1329320, 1529720, 1822840, 7610357, 15220714, 30441428, 38051785, 60882856, 76103570, 152207140, 304414280]

約数ペア:

[(1, 304414280), (2, 152207140), (4, 76103570), (5, 60882856), (8, 38051785), (10, 30441428), (20, 15220714), (40, 7610357), (167, 1822840), (199, 1529720), (229, 1329320), (334, 911420), (398, 764860), (458, 664660), (668, 455710), (796, 382430), (835, 364568), (916, 332330), (995, 305944), (1145, 265864), (1336, 227855), (1592, 191215), (1670, 182284), (1832, 166165), (1990, 152972), (2290, 132932), (3340, 91142), (3980, 76486), (4580, 66466), (6680, 45571), (7960, 38243), (9160, 33233)]