188338640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:641

約数の個数: 160

約数和(自身を含む): 544727040

約数和(自身を除く): 356388400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 571, 589, 620, 665, 760, 868, 1064, 1085, 1142, 1178, 1240, 1330, 1520, 1736, 2128, 2170, 2284, 2356, 2480, 2660, 2855, 2945, 3472, 3997, 4123, 4340, 4568, 4712, 5320, 5710, 5890, 7994, 8246, 8680, 9136, 9424, 10640, 10849, 11420, 11780, 15988, 16492, 17360, 17701, 19985, 20615, 21698, 22840, 23560, 31976, 32984, 35402, 39970, 41230, 43396, 45680, 47120, 54245, 63952, 65968, 70804, 75943, 79940, 82460, 86792, 88505, 108490, 123907, 141608, 151886, 159880, 164920, 173584, 177010, 216980, 247814, 283216, 303772, 319760, 329840, 336319, 354020, 379715, 433960, 495628, 607544, 619535, 672638, 708040, 759430, 867920, 991256, 1215088, 1239070, 1345276, 1416080, 1518860, 1681595, 1982512, 2354233, 2478140, 2690552, 3037720, 3363190, 4708466, 4956280, 5381104, 6075440, 6726380, 9416932, 9912560, 11771165, 13452760, 18833864, 23542330, 26905520, 37667728, 47084660, 94169320, 188338640]

約数ペア:

[(1, 188338640), (2, 94169320), (4, 47084660), (5, 37667728), (7, 26905520), (8, 23542330), (10, 18833864), (14, 13452760), (16, 11771165), (19, 9912560), (20, 9416932), (28, 6726380), (31, 6075440), (35, 5381104), (38, 4956280), (40, 4708466), (56, 3363190), (62, 3037720), (70, 2690552), (76, 2478140), (80, 2354233), (95, 1982512), (112, 1681595), (124, 1518860), (133, 1416080), (140, 1345276), (152, 1239070), (155, 1215088), (190, 991256), (217, 867920), (248, 759430), (266, 708040), (280, 672638), (304, 619535), (310, 607544), (380, 495628), (434, 433960), (496, 379715), (532, 354020), (560, 336319), (571, 329840), (589, 319760), (620, 303772), (665, 283216), (760, 247814), (868, 216980), (1064, 177010), (1085, 173584), (1142, 164920), (1178, 159880), (1240, 151886), (1330, 141608), (1520, 123907), (1736, 108490), (2128, 88505), (2170, 86792), (2284, 82460), (2356, 79940), (2480, 75943), (2660, 70804), (2855, 65968), (2945, 63952), (3472, 54245), (3997, 47120), (4123, 45680), (4340, 43396), (4568, 41230), (4712, 39970), (5320, 35402), (5710, 32984), (5890, 31976), (7994, 23560), (8246, 22840), (8680, 21698), (9136, 20615), (9424, 19985), (10640, 17701), (10849, 17360), (11420, 16492), (11780, 15988)]