215818020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:413

約数の個数: 216

約数和(自身を含む): 748255872

約数和(自身を除く): 532437852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 243, 270, 297, 324, 330, 363, 367, 396, 405, 484, 486, 495, 540, 594, 605, 660, 726, 734, 810, 891, 972, 990, 1089, 1101, 1188, 1210, 1215, 1452, 1468, 1485, 1620, 1782, 1815, 1835, 1980, 2178, 2202, 2420, 2430, 2673, 2970, 3267, 3303, 3564, 3630, 3670, 4037, 4356, 4404, 4455, 4860, 5346, 5445, 5505, 5940, 6534, 6606, 7260, 7340, 8074, 8910, 9801, 9909, 10692, 10890, 11010, 12111, 13068, 13212, 13365, 16148, 16335, 16515, 17820, 19602, 19818, 20185, 21780, 22020, 24222, 26730, 29403, 29727, 32670, 33030, 36333, 39204, 39636, 40370, 44407, 48444, 49005, 49545, 53460, 58806, 59454, 60555, 65340, 66060, 72666, 80740, 88814, 89181, 98010, 99090, 108999, 117612, 118908, 121110, 133221, 145332, 147015, 148635, 177628, 178362, 181665, 196020, 198180, 217998, 222035, 242220, 266442, 294030, 297270, 326997, 356724, 363330, 399663, 435996, 444070, 445905, 532884, 544995, 588060, 594540, 653994, 666105, 726660, 799326, 888140, 891810, 980991, 1089990, 1198989, 1307988, 1332210, 1598652, 1634985, 1783620, 1961982, 1998315, 2179980, 2397978, 2664420, 3269970, 3596967, 3923964, 3996630, 4795956, 4904955, 5994945, 6539940, 7193934, 7993260, 9809910, 10790901, 11989890, 14387868, 17984835, 19619820, 21581802, 23979780, 35969670, 43163604, 53954505, 71939340, 107909010, 215818020]

約数ペア:

[(1, 215818020), (2, 107909010), (3, 71939340), (4, 53954505), (5, 43163604), (6, 35969670), (9, 23979780), (10, 21581802), (11, 19619820), (12, 17984835), (15, 14387868), (18, 11989890), (20, 10790901), (22, 9809910), (27, 7993260), (30, 7193934), (33, 6539940), (36, 5994945), (44, 4904955), (45, 4795956), (54, 3996630), (55, 3923964), (60, 3596967), (66, 3269970), (81, 2664420), (90, 2397978), (99, 2179980), (108, 1998315), (110, 1961982), (121, 1783620), (132, 1634985), (135, 1598652), (162, 1332210), (165, 1307988), (180, 1198989), (198, 1089990), (220, 980991), (242, 891810), (243, 888140), (270, 799326), (297, 726660), (324, 666105), (330, 653994), (363, 594540), (367, 588060), (396, 544995), (405, 532884), (484, 445905), (486, 444070), (495, 435996), (540, 399663), (594, 363330), (605, 356724), (660, 326997), (726, 297270), (734, 294030), (810, 266442), (891, 242220), (972, 222035), (990, 217998), (1089, 198180), (1101, 196020), (1188, 181665), (1210, 178362), (1215, 177628), (1452, 148635), (1468, 147015), (1485, 145332), (1620, 133221), (1782, 121110), (1815, 118908), (1835, 117612), (1980, 108999), (2178, 99090), (2202, 98010), (2420, 89181), (2430, 88814), (2673, 80740), (2970, 72666), (3267, 66060), (3303, 65340), (3564, 60555), (3630, 59454), (3670, 58806), (4037, 53460), (4356, 49545), (4404, 49005), (4455, 48444), (4860, 44407), (5346, 40370), (5445, 39636), (5505, 39204), (5940, 36333), (6534, 33030), (6606, 32670), (7260, 29727), (7340, 29403), (8074, 26730), (8910, 24222), (9801, 22020), (9909, 21780), (10692, 20185), (10890, 19818), (11010, 19602), (12111, 17820), (13068, 16515), (13212, 16335), (13365, 16148)]