254966320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 160

約数和(自身を含む): 737095680

約数和(自身を除く): 482129360

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, 589, 620, 665, 760, 773, 868, 1064, 1085, 1178, 1240, 1330, 1520, 1546, 1736, 2128, 2170, 2356, 2480, 2660, 2945, 3092, 3472, 3865, 4123, 4340, 4712, 5320, 5411, 5890, 6184, 7730, 8246, 8680, 9424, 10640, 10822, 11780, 12368, 14687, 15460, 16492, 17360, 20615, 21644, 23560, 23963, 27055, 29374, 30920, 32984, 41230, 43288, 47120, 47926, 54110, 58748, 61840, 65968, 73435, 82460, 86576, 95852, 102809, 108220, 117496, 119815, 146870, 164920, 167741, 191704, 205618, 216440, 234992, 239630, 293740, 329840, 335482, 383408, 411236, 432880, 455297, 479260, 514045, 587480, 670964, 822472, 838705, 910594, 958520, 1028090, 1174960, 1341928, 1644944, 1677410, 1821188, 1917040, 2056180, 2276485, 2683856, 3187079, 3354820, 3642376, 4112360, 4552970, 6374158, 6709640, 7284752, 8224720, 9105940, 12748316, 13419280, 15935395, 18211880, 25496632, 31870790, 36423760, 50993264, 63741580, 127483160, 254966320]

約数ペア:

[(1, 254966320), (2, 127483160), (4, 63741580), (5, 50993264), (7, 36423760), (8, 31870790), (10, 25496632), (14, 18211880), (16, 15935395), (19, 13419280), (20, 12748316), (28, 9105940), (31, 8224720), (35, 7284752), (38, 6709640), (40, 6374158), (56, 4552970), (62, 4112360), (70, 3642376), (76, 3354820), (80, 3187079), (95, 2683856), (112, 2276485), (124, 2056180), (133, 1917040), (140, 1821188), (152, 1677410), (155, 1644944), (190, 1341928), (217, 1174960), (248, 1028090), (266, 958520), (280, 910594), (304, 838705), (310, 822472), (380, 670964), (434, 587480), (496, 514045), (532, 479260), (560, 455297), (589, 432880), (620, 411236), (665, 383408), (760, 335482), (773, 329840), (868, 293740), (1064, 239630), (1085, 234992), (1178, 216440), (1240, 205618), (1330, 191704), (1520, 167741), (1546, 164920), (1736, 146870), (2128, 119815), (2170, 117496), (2356, 108220), (2480, 102809), (2660, 95852), (2945, 86576), (3092, 82460), (3472, 73435), (3865, 65968), (4123, 61840), (4340, 58748), (4712, 54110), (5320, 47926), (5411, 47120), (5890, 43288), (6184, 41230), (7730, 32984), (8246, 30920), (8680, 29374), (9424, 27055), (10640, 23963), (10822, 23560), (11780, 21644), (12368, 20615), (14687, 17360), (15460, 16492)]