420719910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 1254113280

約数和(自身を除く): 833393370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 23, 26, 30, 31, 34, 39, 46, 51, 62, 65, 69, 78, 85, 89, 93, 102, 115, 130, 138, 155, 170, 178, 186, 195, 221, 230, 255, 267, 299, 310, 345, 390, 391, 403, 442, 445, 465, 510, 527, 534, 598, 663, 690, 713, 782, 806, 890, 897, 930, 1054, 1105, 1157, 1173, 1209, 1326, 1335, 1426, 1495, 1513, 1581, 1794, 1955, 2015, 2047, 2139, 2210, 2314, 2346, 2418, 2635, 2670, 2759, 2990, 3026, 3162, 3315, 3471, 3565, 3910, 4030, 4094, 4278, 4485, 4539, 5083, 5270, 5518, 5785, 5865, 6045, 6141, 6630, 6851, 6942, 7130, 7565, 7905, 8277, 8970, 9078, 9269, 10166, 10235, 10695, 11570, 11730, 12090, 12121, 12282, 13702, 13795, 15130, 15249, 15810, 16554, 17355, 18538, 19669, 20470, 20553, 21390, 22695, 24242, 25415, 26611, 27590, 27807, 30498, 30705, 34255, 34710, 34799, 35867, 36363, 39338, 41106, 41385, 45390, 46345, 46903, 50830, 53222, 55614, 59007, 60605, 61410, 63457, 68510, 69598, 71734, 72726, 76245, 79833, 82770, 92690, 93806, 98345, 102765, 104397, 107601, 118014, 121210, 126914, 133055, 139035, 140709, 152490, 157573, 159666, 173995, 179335, 181815, 190371, 196690, 205530, 208794, 215202, 234515, 266110, 278070, 281418, 295035, 315146, 317285, 347990, 358670, 363630, 380742, 399165, 452387, 469030, 472719, 521985, 538005, 590070, 609739, 634570, 703545, 787865, 798330, 824941, 904774, 945438, 951855, 1043970, 1076010, 1078769, 1219478, 1357161, 1407090, 1575730, 1649882, 1829217, 1903710, 2157538, 2261935, 2363595, 2474823, 2714322, 3048695, 3236307, 3658434, 4124705, 4523870, 4727190, 4949646, 5393845, 6097390, 6472614, 6785805, 8249410, 9146085, 10787690, 12374115, 13571610, 14023997, 16181535, 18292170, 24748230, 28047994, 32363070, 42071991, 70119985, 84143982, 140239970, 210359955, 420719910]

約数ペア:

[(1, 420719910), (2, 210359955), (3, 140239970), (5, 84143982), (6, 70119985), (10, 42071991), (13, 32363070), (15, 28047994), (17, 24748230), (23, 18292170), (26, 16181535), (30, 14023997), (31, 13571610), (34, 12374115), (39, 10787690), (46, 9146085), (51, 8249410), (62, 6785805), (65, 6472614), (69, 6097390), (78, 5393845), (85, 4949646), (89, 4727190), (93, 4523870), (102, 4124705), (115, 3658434), (130, 3236307), (138, 3048695), (155, 2714322), (170, 2474823), (178, 2363595), (186, 2261935), (195, 2157538), (221, 1903710), (230, 1829217), (255, 1649882), (267, 1575730), (299, 1407090), (310, 1357161), (345, 1219478), (390, 1078769), (391, 1076010), (403, 1043970), (442, 951855), (445, 945438), (465, 904774), (510, 824941), (527, 798330), (534, 787865), (598, 703545), (663, 634570), (690, 609739), (713, 590070), (782, 538005), (806, 521985), (890, 472719), (897, 469030), (930, 452387), (1054, 399165), (1105, 380742), (1157, 363630), (1173, 358670), (1209, 347990), (1326, 317285), (1335, 315146), (1426, 295035), (1495, 281418), (1513, 278070), (1581, 266110), (1794, 234515), (1955, 215202), (2015, 208794), (2047, 205530), (2139, 196690), (2210, 190371), (2314, 181815), (2346, 179335), (2418, 173995), (2635, 159666), (2670, 157573), (2759, 152490), (2990, 140709), (3026, 139035), (3162, 133055), (3315, 126914), (3471, 121210), (3565, 118014), (3910, 107601), (4030, 104397), (4094, 102765), (4278, 98345), (4485, 93806), (4539, 92690), (5083, 82770), (5270, 79833), (5518, 76245), (5785, 72726), (5865, 71734), (6045, 69598), (6141, 68510), (6630, 63457), (6851, 61410), (6942, 60605), (7130, 59007), (7565, 55614), (7905, 53222), (8277, 50830), (8970, 46903), (9078, 46345), (9269, 45390), (10166, 41385), (10235, 41106), (10695, 39338), (11570, 36363), (11730, 35867), (12090, 34799), (12121, 34710), (12282, 34255), (13702, 30705), (13795, 30498), (15130, 27807), (15249, 27590), (15810, 26611), (16554, 25415), (17355, 24242), (18538, 22695), (19669, 21390), (20470, 20553)]