207550890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 578672640

約数和(自身を除く): 371121750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 137, 155, 181, 186, 270, 274, 279, 310, 362, 411, 465, 543, 558, 685, 822, 837, 905, 930, 1086, 1233, 1370, 1395, 1629, 1674, 1810, 2055, 2466, 2715, 2790, 3258, 3699, 4110, 4185, 4247, 4887, 5430, 5611, 6165, 7398, 8145, 8370, 8494, 9774, 11222, 12330, 12741, 16290, 16833, 18495, 21235, 24435, 24797, 25482, 28055, 33666, 36990, 38223, 42470, 48870, 49594, 50499, 56110, 63705, 74391, 76446, 84165, 100998, 114669, 123985, 127410, 148782, 151497, 168330, 191115, 223173, 229338, 247970, 252495, 302994, 371955, 382230, 446346, 504990, 573345, 669519, 743910, 757485, 768707, 1115865, 1146690, 1339038, 1514970, 1537414, 2231730, 2306121, 3347595, 3843535, 4612242, 6695190, 6918363, 7687070, 11530605, 13836726, 20755089, 23061210, 34591815, 41510178, 69183630, 103775445, 207550890]

約数ペア:

[(1, 207550890), (2, 103775445), (3, 69183630), (5, 41510178), (6, 34591815), (9, 23061210), (10, 20755089), (15, 13836726), (18, 11530605), (27, 7687070), (30, 6918363), (31, 6695190), (45, 4612242), (54, 3843535), (62, 3347595), (90, 2306121), (93, 2231730), (135, 1537414), (137, 1514970), (155, 1339038), (181, 1146690), (186, 1115865), (270, 768707), (274, 757485), (279, 743910), (310, 669519), (362, 573345), (411, 504990), (465, 446346), (543, 382230), (558, 371955), (685, 302994), (822, 252495), (837, 247970), (905, 229338), (930, 223173), (1086, 191115), (1233, 168330), (1370, 151497), (1395, 148782), (1629, 127410), (1674, 123985), (1810, 114669), (2055, 100998), (2466, 84165), (2715, 76446), (2790, 74391), (3258, 63705), (3699, 56110), (4110, 50499), (4185, 49594), (4247, 48870), (4887, 42470), (5430, 38223), (5611, 36990), (6165, 33666), (7398, 28055), (8145, 25482), (8370, 24797), (8494, 24435), (9774, 21235), (11222, 18495), (12330, 16833), (12741, 16290)]