318200220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 288

約数和(自身を含む): 1161276480

約数和(自身を除く): 843076260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 30, 34, 36, 38, 39, 45, 51, 52, 57, 60, 65, 68, 76, 78, 85, 90, 95, 102, 114, 117, 130, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 323, 340, 342, 380, 390, 421, 442, 468, 494, 510, 570, 585, 612, 646, 663, 684, 741, 765, 780, 842, 855, 884, 969, 988, 1020, 1105, 1140, 1170, 1235, 1263, 1292, 1326, 1482, 1530, 1615, 1684, 1710, 1938, 1989, 2105, 2210, 2223, 2340, 2470, 2526, 2652, 2907, 2964, 3060, 3230, 3315, 3420, 3705, 3789, 3876, 3978, 4199, 4210, 4420, 4446, 4845, 4940, 5052, 5473, 5814, 6315, 6460, 6630, 7157, 7410, 7578, 7956, 7999, 8398, 8420, 8892, 9690, 9945, 10946, 11115, 11628, 12597, 12630, 13260, 14314, 14535, 14820, 15156, 15998, 16419, 16796, 18945, 19380, 19890, 20995, 21471, 21892, 22230, 23997, 25194, 25260, 27365, 28628, 29070, 31996, 32838, 35785, 37791, 37890, 39780, 39995, 41990, 42942, 44460, 47994, 49257, 50388, 54730, 58140, 62985, 64413, 65676, 71570, 71991, 75582, 75780, 79990, 82095, 83980, 85884, 93041, 95988, 98514, 103987, 107355, 109460, 119985, 125970, 128826, 135983, 143140, 143982, 151164, 159980, 164190, 186082, 188955, 197028, 207974, 214710, 239970, 246285, 251940, 257652, 271966, 279123, 287964, 311961, 322065, 328380, 359955, 372164, 377910, 407949, 415948, 429420, 465205, 479940, 492570, 519935, 543932, 558246, 623922, 644130, 679915, 719910, 755820, 815898, 837369, 930410, 935883, 985140, 1039870, 1116492, 1223847, 1247844, 1288260, 1359830, 1395615, 1439820, 1559805, 1631796, 1674738, 1767779, 1860820, 1871766, 2039745, 2079740, 2447694, 2719660, 2791230, 3119610, 3349476, 3535558, 3743532, 4079490, 4186845, 4679415, 4895388, 5303337, 5582460, 6119235, 6239220, 7071116, 8158980, 8373690, 8838895, 9358830, 10606674, 12238470, 15910011, 16747380, 17677790, 18717660, 21213348, 24476940, 26516685, 31820022, 35355580, 53033370, 63640044, 79550055, 106066740, 159100110, 318200220]

約数ペア:

[(1, 318200220), (2, 159100110), (3, 106066740), (4, 79550055), (5, 63640044), (6, 53033370), (9, 35355580), (10, 31820022), (12, 26516685), (13, 24476940), (15, 21213348), (17, 18717660), (18, 17677790), (19, 16747380), (20, 15910011), (26, 12238470), (30, 10606674), (34, 9358830), (36, 8838895), (38, 8373690), (39, 8158980), (45, 7071116), (51, 6239220), (52, 6119235), (57, 5582460), (60, 5303337), (65, 4895388), (68, 4679415), (76, 4186845), (78, 4079490), (85, 3743532), (90, 3535558), (95, 3349476), (102, 3119610), (114, 2791230), (117, 2719660), (130, 2447694), (153, 2079740), (156, 2039745), (170, 1871766), (171, 1860820), (180, 1767779), (190, 1674738), (195, 1631796), (204, 1559805), (221, 1439820), (228, 1395615), (234, 1359830), (247, 1288260), (255, 1247844), (260, 1223847), (285, 1116492), (306, 1039870), (323, 985140), (340, 935883), (342, 930410), (380, 837369), (390, 815898), (421, 755820), (442, 719910), (468, 679915), (494, 644130), (510, 623922), (570, 558246), (585, 543932), (612, 519935), (646, 492570), (663, 479940), (684, 465205), (741, 429420), (765, 415948), (780, 407949), (842, 377910), (855, 372164), (884, 359955), (969, 328380), (988, 322065), (1020, 311961), (1105, 287964), (1140, 279123), (1170, 271966), (1235, 257652), (1263, 251940), (1292, 246285), (1326, 239970), (1482, 214710), (1530, 207974), (1615, 197028), (1684, 188955), (1710, 186082), (1938, 164190), (1989, 159980), (2105, 151164), (2210, 143982), (2223, 143140), (2340, 135983), (2470, 128826), (2526, 125970), (2652, 119985), (2907, 109460), (2964, 107355), (3060, 103987), (3230, 98514), (3315, 95988), (3420, 93041), (3705, 85884), (3789, 83980), (3876, 82095), (3978, 79990), (4199, 75780), (4210, 75582), (4420, 71991), (4446, 71570), (4845, 65676), (4940, 64413), (5052, 62985), (5473, 58140), (5814, 54730), (6315, 50388), (6460, 49257), (6630, 47994), (7157, 44460), (7410, 42942), (7578, 41990), (7956, 39995), (7999, 39780), (8398, 37890), (8420, 37791), (8892, 35785), (9690, 32838), (9945, 31996), (10946, 29070), (11115, 28628), (11628, 27365), (12597, 25260), (12630, 25194), (13260, 23997), (14314, 22230), (14535, 21892), (14820, 21471), (15156, 20995), (15998, 19890), (16419, 19380), (16796, 18945)]