28482480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 109680480

約数和(自身を除く): 81198000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 179, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 358, 360, 390, 408, 442, 468, 510, 520, 537, 585, 612, 624, 663, 680, 716, 720, 765, 780, 816, 884, 895, 936, 1020, 1040, 1074, 1105, 1170, 1224, 1326, 1360, 1432, 1530, 1560, 1611, 1768, 1790, 1872, 1989, 2040, 2148, 2210, 2327, 2340, 2448, 2652, 2685, 2864, 3043, 3060, 3120, 3222, 3315, 3536, 3580, 3978, 4080, 4296, 4420, 4654, 4680, 5304, 5370, 6086, 6120, 6444, 6630, 6981, 7160, 7956, 8055, 8592, 8840, 9129, 9308, 9360, 9945, 10608, 10740, 11635, 12172, 12240, 12888, 13260, 13962, 14320, 15215, 15912, 16110, 17680, 18258, 18616, 19890, 20943, 21480, 23270, 24344, 25776, 26520, 27387, 27924, 30430, 31824, 32220, 34905, 36516, 37232, 39559, 39780, 41886, 42960, 45645, 46540, 48688, 53040, 54774, 55848, 60860, 64440, 69810, 73032, 79118, 79560, 83772, 91290, 93080, 104715, 109548, 111696, 118677, 121720, 128880, 136935, 139620, 146064, 158236, 159120, 167544, 182580, 186160, 197795, 209430, 219096, 237354, 243440, 273870, 279240, 316472, 335088, 356031, 365160, 395590, 418860, 438192, 474708, 547740, 558480, 593385, 632944, 712062, 730320, 791180, 837720, 949416, 1095480, 1186770, 1424124, 1582360, 1675440, 1780155, 1898832, 2190960, 2373540, 2848248, 3164720, 3560310, 4747080, 5696496, 7120620, 9494160, 14241240, 28482480]

約数ペア:

[(1, 28482480), (2, 14241240), (3, 9494160), (4, 7120620), (5, 5696496), (6, 4747080), (8, 3560310), (9, 3164720), (10, 2848248), (12, 2373540), (13, 2190960), (15, 1898832), (16, 1780155), (17, 1675440), (18, 1582360), (20, 1424124), (24, 1186770), (26, 1095480), (30, 949416), (34, 837720), (36, 791180), (39, 730320), (40, 712062), (45, 632944), (48, 593385), (51, 558480), (52, 547740), (60, 474708), (65, 438192), (68, 418860), (72, 395590), (78, 365160), (80, 356031), (85, 335088), (90, 316472), (102, 279240), (104, 273870), (117, 243440), (120, 237354), (130, 219096), (136, 209430), (144, 197795), (153, 186160), (156, 182580), (170, 167544), (179, 159120), (180, 158236), (195, 146064), (204, 139620), (208, 136935), (221, 128880), (234, 121720), (240, 118677), (255, 111696), (260, 109548), (272, 104715), (306, 93080), (312, 91290), (340, 83772), (358, 79560), (360, 79118), (390, 73032), (408, 69810), (442, 64440), (468, 60860), (510, 55848), (520, 54774), (537, 53040), (585, 48688), (612, 46540), (624, 45645), (663, 42960), (680, 41886), (716, 39780), (720, 39559), (765, 37232), (780, 36516), (816, 34905), (884, 32220), (895, 31824), (936, 30430), (1020, 27924), (1040, 27387), (1074, 26520), (1105, 25776), (1170, 24344), (1224, 23270), (1326, 21480), (1360, 20943), (1432, 19890), (1530, 18616), (1560, 18258), (1611, 17680), (1768, 16110), (1790, 15912), (1872, 15215), (1989, 14320), (2040, 13962), (2148, 13260), (2210, 12888), (2327, 12240), (2340, 12172), (2448, 11635), (2652, 10740), (2685, 10608), (2864, 9945), (3043, 9360), (3060, 9308), (3120, 9129), (3222, 8840), (3315, 8592), (3536, 8055), (3580, 7956), (3978, 7160), (4080, 6981), (4296, 6630), (4420, 6444), (4654, 6120), (4680, 6086), (5304, 5370)]