201549720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:953

約数の個数: 128

約数和(自身を含む): 643104000

約数和(自身を除く): 441554280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 811, 872, 1090, 1140, 1308, 1622, 1635, 2071, 2180, 2280, 2433, 2616, 3244, 3270, 4055, 4142, 4360, 4866, 6213, 6488, 6540, 8110, 8284, 9732, 10355, 12165, 12426, 13080, 15409, 16220, 16568, 19464, 20710, 24330, 24852, 30818, 31065, 32440, 41420, 46227, 48660, 49704, 61636, 62130, 77045, 82840, 88399, 92454, 97320, 123272, 124260, 154090, 176798, 184908, 231135, 248520, 265197, 308180, 353596, 369816, 441995, 462270, 530394, 616360, 707192, 883990, 924540, 1060788, 1325985, 1679581, 1767980, 1849080, 2121576, 2651970, 3359162, 3535960, 5038743, 5303940, 6718324, 8397905, 10077486, 10607880, 13436648, 16795810, 20154972, 25193715, 33591620, 40309944, 50387430, 67183240, 100774860, 201549720]

約数ペア:

[(1, 201549720), (2, 100774860), (3, 67183240), (4, 50387430), (5, 40309944), (6, 33591620), (8, 25193715), (10, 20154972), (12, 16795810), (15, 13436648), (19, 10607880), (20, 10077486), (24, 8397905), (30, 6718324), (38, 5303940), (40, 5038743), (57, 3535960), (60, 3359162), (76, 2651970), (95, 2121576), (109, 1849080), (114, 1767980), (120, 1679581), (152, 1325985), (190, 1060788), (218, 924540), (228, 883990), (285, 707192), (327, 616360), (380, 530394), (436, 462270), (456, 441995), (545, 369816), (570, 353596), (654, 308180), (760, 265197), (811, 248520), (872, 231135), (1090, 184908), (1140, 176798), (1308, 154090), (1622, 124260), (1635, 123272), (2071, 97320), (2180, 92454), (2280, 88399), (2433, 82840), (2616, 77045), (3244, 62130), (3270, 61636), (4055, 49704), (4142, 48660), (4360, 46227), (4866, 41420), (6213, 32440), (6488, 31065), (6540, 30818), (8110, 24852), (8284, 24330), (9732, 20710), (10355, 19464), (12165, 16568), (12426, 16220), (13080, 15409)]