123993240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 256

約数和(自身を含む): 474854400

約数和(自身を除く): 350861160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 457, 476, 510, 532, 570, 595, 646, 665, 680, 714, 760, 798, 840, 914, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1371, 1428, 1596, 1615, 1785, 1828, 1938, 1995, 2040, 2261, 2280, 2285, 2380, 2584, 2660, 2742, 2856, 3192, 3199, 3230, 3570, 3656, 3876, 3990, 4522, 4570, 4760, 4845, 5320, 5484, 6398, 6460, 6783, 6855, 7140, 7752, 7769, 7980, 8683, 9044, 9140, 9597, 9690, 10968, 11305, 12796, 12920, 13566, 13710, 14280, 15538, 15960, 15995, 17366, 18088, 18280, 19194, 19380, 22610, 23307, 25592, 26049, 27132, 27420, 31076, 31990, 33915, 34732, 38388, 38760, 38845, 43415, 45220, 46614, 47985, 52098, 54264, 54383, 54840, 60781, 62152, 63980, 67830, 69464, 76776, 77690, 86830, 90440, 93228, 95970, 104196, 108766, 116535, 121562, 127960, 130245, 135660, 147611, 155380, 163149, 173660, 182343, 186456, 191940, 208392, 217532, 233070, 243124, 260490, 271320, 271915, 295222, 303905, 310760, 326298, 347320, 364686, 383880, 435064, 442833, 466140, 486248, 520980, 543830, 590444, 607810, 652596, 729372, 738055, 815745, 885666, 911715, 932280, 1033277, 1041960, 1087660, 1180888, 1215620, 1305192, 1458744, 1476110, 1631490, 1771332, 1823430, 2066554, 2175320, 2214165, 2431240, 2952220, 3099831, 3262980, 3542664, 3646860, 4133108, 4428330, 5166385, 5904440, 6199662, 6525960, 7293720, 8266216, 8856660, 10332770, 12399324, 15499155, 17713320, 20665540, 24798648, 30998310, 41331080, 61996620, 123993240]

約数ペア:

[(1, 123993240), (2, 61996620), (3, 41331080), (4, 30998310), (5, 24798648), (6, 20665540), (7, 17713320), (8, 15499155), (10, 12399324), (12, 10332770), (14, 8856660), (15, 8266216), (17, 7293720), (19, 6525960), (20, 6199662), (21, 5904440), (24, 5166385), (28, 4428330), (30, 4133108), (34, 3646860), (35, 3542664), (38, 3262980), (40, 3099831), (42, 2952220), (51, 2431240), (56, 2214165), (57, 2175320), (60, 2066554), (68, 1823430), (70, 1771332), (76, 1631490), (84, 1476110), (85, 1458744), (95, 1305192), (102, 1215620), (105, 1180888), (114, 1087660), (119, 1041960), (120, 1033277), (133, 932280), (136, 911715), (140, 885666), (152, 815745), (168, 738055), (170, 729372), (190, 652596), (204, 607810), (210, 590444), (228, 543830), (238, 520980), (255, 486248), (266, 466140), (280, 442833), (285, 435064), (323, 383880), (340, 364686), (357, 347320), (380, 326298), (399, 310760), (408, 303905), (420, 295222), (456, 271915), (457, 271320), (476, 260490), (510, 243124), (532, 233070), (570, 217532), (595, 208392), (646, 191940), (665, 186456), (680, 182343), (714, 173660), (760, 163149), (798, 155380), (840, 147611), (914, 135660), (952, 130245), (969, 127960), (1020, 121562), (1064, 116535), (1140, 108766), (1190, 104196), (1292, 95970), (1330, 93228), (1371, 90440), (1428, 86830), (1596, 77690), (1615, 76776), (1785, 69464), (1828, 67830), (1938, 63980), (1995, 62152), (2040, 60781), (2261, 54840), (2280, 54383), (2285, 54264), (2380, 52098), (2584, 47985), (2660, 46614), (2742, 45220), (2856, 43415), (3192, 38845), (3199, 38760), (3230, 38388), (3570, 34732), (3656, 33915), (3876, 31990), (3990, 31076), (4522, 27420), (4570, 27132), (4760, 26049), (4845, 25592), (5320, 23307), (5484, 22610), (6398, 19380), (6460, 19194), (6783, 18280), (6855, 18088), (7140, 17366), (7752, 15995), (7769, 15960), (7980, 15538), (8683, 14280), (9044, 13710), (9140, 13566), (9597, 12920), (9690, 12796), (10968, 11305)]