393836940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16451}}^1$

素因数の和:16492

約数の個数: 144

約数和(自身を含む): 1437246720

約数和(自身を除く): 1043409780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 16451, 23940, 32902, 49353, 65804, 82255, 98706, 115157, 148059, 164510, 197412, 230314, 246765, 296118, 312569, 329020, 345471, 460628, 493530, 575785, 592236, 625138, 690942, 740295, 937707, 987060, 1036413, 1151570, 1250276, 1381884, 1480590, 1562845, 1727355, 1875414, 2072826, 2187983, 2303140, 2813121, 2961180, 3125690, 3454710, 3750828, 4145652, 4375966, 4688535, 5182065, 5626242, 6251380, 6563949, 6909420, 8751932, 9377070, 10364130, 10939915, 11252484, 13127898, 14065605, 18754140, 19691847, 20728260, 21879830, 26255796, 28131210, 32819745, 39383694, 43759660, 56262420, 65639490, 78767388, 98459235, 131278980, 196918470, 393836940]

約数ペア:

[(1, 393836940), (2, 196918470), (3, 131278980), (4, 98459235), (5, 78767388), (6, 65639490), (7, 56262420), (9, 43759660), (10, 39383694), (12, 32819745), (14, 28131210), (15, 26255796), (18, 21879830), (19, 20728260), (20, 19691847), (21, 18754140), (28, 14065605), (30, 13127898), (35, 11252484), (36, 10939915), (38, 10364130), (42, 9377070), (45, 8751932), (57, 6909420), (60, 6563949), (63, 6251380), (70, 5626242), (76, 5182065), (84, 4688535), (90, 4375966), (95, 4145652), (105, 3750828), (114, 3454710), (126, 3125690), (133, 2961180), (140, 2813121), (171, 2303140), (180, 2187983), (190, 2072826), (210, 1875414), (228, 1727355), (252, 1562845), (266, 1480590), (285, 1381884), (315, 1250276), (342, 1151570), (380, 1036413), (399, 987060), (420, 937707), (532, 740295), (570, 690942), (630, 625138), (665, 592236), (684, 575785), (798, 493530), (855, 460628), (1140, 345471), (1197, 329020), (1260, 312569), (1330, 296118), (1596, 246765), (1710, 230314), (1995, 197412), (2394, 164510), (2660, 148059), (3420, 115157), (3990, 98706), (4788, 82255), (5985, 65804), (7980, 49353), (11970, 32902), (16451, 23940)]