201572460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 643930560

約数和(自身を除く): 442358100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 181, 207, 230, 269, 276, 345, 362, 414, 460, 538, 543, 690, 724, 807, 828, 905, 1035, 1076, 1086, 1345, 1380, 1614, 1629, 1810, 2070, 2172, 2421, 2690, 2715, 3228, 3258, 3620, 4035, 4140, 4163, 4842, 5380, 5430, 6187, 6516, 8070, 8145, 8326, 9684, 10860, 12105, 12374, 12489, 16140, 16290, 16652, 18561, 20815, 24210, 24748, 24978, 30935, 32580, 37122, 37467, 41630, 48420, 48689, 49956, 55683, 61870, 62445, 74244, 74934, 83260, 92805, 97378, 111366, 123740, 124890, 146067, 149868, 185610, 187335, 194756, 222732, 243445, 249780, 278415, 292134, 371220, 374670, 438201, 486890, 556830, 584268, 730335, 749340, 876402, 973780, 1113660, 1119847, 1460670, 1752804, 2191005, 2239694, 2921340, 3359541, 4382010, 4479388, 5599235, 6719082, 8764020, 10078623, 11198470, 13438164, 16797705, 20157246, 22396940, 33595410, 40314492, 50393115, 67190820, 100786230, 201572460]

約数ペア:

[(1, 201572460), (2, 100786230), (3, 67190820), (4, 50393115), (5, 40314492), (6, 33595410), (9, 22396940), (10, 20157246), (12, 16797705), (15, 13438164), (18, 11198470), (20, 10078623), (23, 8764020), (30, 6719082), (36, 5599235), (45, 4479388), (46, 4382010), (60, 3359541), (69, 2921340), (90, 2239694), (92, 2191005), (115, 1752804), (138, 1460670), (180, 1119847), (181, 1113660), (207, 973780), (230, 876402), (269, 749340), (276, 730335), (345, 584268), (362, 556830), (414, 486890), (460, 438201), (538, 374670), (543, 371220), (690, 292134), (724, 278415), (807, 249780), (828, 243445), (905, 222732), (1035, 194756), (1076, 187335), (1086, 185610), (1345, 149868), (1380, 146067), (1614, 124890), (1629, 123740), (1810, 111366), (2070, 97378), (2172, 92805), (2421, 83260), (2690, 74934), (2715, 74244), (3228, 62445), (3258, 61870), (3620, 55683), (4035, 49956), (4140, 48689), (4163, 48420), (4842, 41630), (5380, 37467), (5430, 37122), (6187, 32580), (6516, 30935), (8070, 24978), (8145, 24748), (8326, 24210), (9684, 20815), (10860, 18561), (12105, 16652), (12374, 16290), (12489, 16140)]