320735520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:752

約数の個数: 288

約数和(自身を含む): 1279369728

約数和(自身を除く): 958634208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 96, 105, 112, 120, 126, 140, 141, 144, 160, 168, 180, 188, 210, 224, 235, 240, 252, 280, 282, 288, 315, 329, 336, 360, 376, 420, 423, 470, 480, 504, 560, 564, 630, 658, 672, 677, 705, 720, 752, 840, 846, 940, 987, 1008, 1120, 1128, 1260, 1316, 1354, 1410, 1440, 1504, 1645, 1680, 1692, 1880, 1974, 2016, 2031, 2115, 2256, 2520, 2632, 2708, 2820, 2961, 3290, 3360, 3384, 3385, 3760, 3948, 4062, 4230, 4512, 4739, 4935, 5040, 5264, 5416, 5640, 5922, 6093, 6580, 6768, 6770, 7520, 7896, 8124, 8460, 9478, 9870, 10080, 10155, 10528, 10832, 11280, 11844, 12186, 13160, 13536, 13540, 14217, 14805, 15792, 16248, 16920, 18956, 19740, 20310, 21664, 22560, 23688, 23695, 24372, 26320, 27080, 28434, 29610, 30465, 31584, 31819, 32496, 33840, 37912, 39480, 40620, 42651, 47376, 47390, 48744, 52640, 54160, 56868, 59220, 60930, 63638, 64992, 67680, 71085, 75824, 78960, 81240, 85302, 94752, 94780, 95457, 97488, 108320, 113736, 118440, 121860, 127276, 142170, 151648, 157920, 159095, 162480, 170604, 189560, 190914, 194976, 213255, 222733, 227472, 236880, 243720, 254552, 284340, 286371, 318190, 324960, 341208, 379120, 381828, 426510, 445466, 454944, 473760, 477285, 487440, 509104, 568680, 572742, 636380, 668199, 682416, 758240, 763656, 853020, 890932, 954570, 974880, 1018208, 1113665, 1137360, 1145484, 1272760, 1336398, 1364832, 1431855, 1527312, 1706040, 1781864, 1909140, 2004597, 2227330, 2274720, 2290968, 2545520, 2672796, 2863710, 3054624, 3340995, 3412080, 3563728, 3818280, 4009194, 4454660, 4581936, 5091040, 5345592, 5727420, 6681990, 6824160, 7127456, 7636560, 8018388, 8909320, 9163872, 10022985, 10691184, 11454840, 13363980, 15273120, 16036776, 17818640, 20045970, 21382368, 22909680, 26727960, 32073552, 35637280, 40091940, 45819360, 53455920, 64147104, 80183880, 106911840, 160367760, 320735520]

約数ペア:

[(1, 320735520), (2, 160367760), (3, 106911840), (4, 80183880), (5, 64147104), (6, 53455920), (7, 45819360), (8, 40091940), (9, 35637280), (10, 32073552), (12, 26727960), (14, 22909680), (15, 21382368), (16, 20045970), (18, 17818640), (20, 16036776), (21, 15273120), (24, 13363980), (28, 11454840), (30, 10691184), (32, 10022985), (35, 9163872), (36, 8909320), (40, 8018388), (42, 7636560), (45, 7127456), (47, 6824160), (48, 6681990), (56, 5727420), (60, 5345592), (63, 5091040), (70, 4581936), (72, 4454660), (80, 4009194), (84, 3818280), (90, 3563728), (94, 3412080), (96, 3340995), (105, 3054624), (112, 2863710), (120, 2672796), (126, 2545520), (140, 2290968), (141, 2274720), (144, 2227330), (160, 2004597), (168, 1909140), (180, 1781864), (188, 1706040), (210, 1527312), (224, 1431855), (235, 1364832), (240, 1336398), (252, 1272760), (280, 1145484), (282, 1137360), (288, 1113665), (315, 1018208), (329, 974880), (336, 954570), (360, 890932), (376, 853020), (420, 763656), (423, 758240), (470, 682416), (480, 668199), (504, 636380), (560, 572742), (564, 568680), (630, 509104), (658, 487440), (672, 477285), (677, 473760), (705, 454944), (720, 445466), (752, 426510), (840, 381828), (846, 379120), (940, 341208), (987, 324960), (1008, 318190), (1120, 286371), (1128, 284340), (1260, 254552), (1316, 243720), (1354, 236880), (1410, 227472), (1440, 222733), (1504, 213255), (1645, 194976), (1680, 190914), (1692, 189560), (1880, 170604), (1974, 162480), (2016, 159095), (2031, 157920), (2115, 151648), (2256, 142170), (2520, 127276), (2632, 121860), (2708, 118440), (2820, 113736), (2961, 108320), (3290, 97488), (3360, 95457), (3384, 94780), (3385, 94752), (3760, 85302), (3948, 81240), (4062, 78960), (4230, 75824), (4512, 71085), (4739, 67680), (4935, 64992), (5040, 63638), (5264, 60930), (5416, 59220), (5640, 56868), (5922, 54160), (6093, 52640), (6580, 48744), (6768, 47390), (6770, 47376), (7520, 42651), (7896, 40620), (8124, 39480), (8460, 37912), (9478, 33840), (9870, 32496), (10080, 31819), (10155, 31584), (10528, 30465), (10832, 29610), (11280, 28434), (11844, 27080), (12186, 26320), (13160, 24372), (13536, 23695), (13540, 23688), (14217, 22560), (14805, 21664), (15792, 20310), (16248, 19740), (16920, 18956)]