18879180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 38020404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 83, 85, 102, 166, 170, 204, 223, 249, 255, 332, 340, 415, 446, 498, 510, 669, 830, 892, 996, 1020, 1115, 1245, 1338, 1411, 1660, 2230, 2490, 2676, 2822, 3345, 3791, 4233, 4460, 4980, 5644, 6690, 7055, 7582, 8466, 11373, 13380, 14110, 15164, 16932, 18509, 18955, 21165, 22746, 28220, 37018, 37910, 42330, 45492, 55527, 56865, 74036, 75820, 84660, 92545, 111054, 113730, 185090, 222108, 227460, 277635, 314653, 370180, 555270, 629306, 943959, 1110540, 1258612, 1573265, 1887918, 3146530, 3775836, 4719795, 6293060, 9439590, 18879180]

約数ペア:

[(1, 18879180), (2, 9439590), (3, 6293060), (4, 4719795), (5, 3775836), (6, 3146530), (10, 1887918), (12, 1573265), (15, 1258612), (17, 1110540), (20, 943959), (30, 629306), (34, 555270), (51, 370180), (60, 314653), (68, 277635), (83, 227460), (85, 222108), (102, 185090), (166, 113730), (170, 111054), (204, 92545), (223, 84660), (249, 75820), (255, 74036), (332, 56865), (340, 55527), (415, 45492), (446, 42330), (498, 37910), (510, 37018), (669, 28220), (830, 22746), (892, 21165), (996, 18955), (1020, 18509), (1115, 16932), (1245, 15164), (1338, 14110), (1411, 13380), (1660, 11373), (2230, 8466), (2490, 7582), (2676, 7055), (2822, 6690), (3345, 5644), (3791, 4980), (4233, 4460)]