305098920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{40357}}^1$

素因数の和:40384

約数の個数: 128

約数和(自身を含む): 1162310400

約数和(自身を除く): 857211480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 40357, 80714, 121071, 161428, 201785, 242142, 282499, 322856, 363213, 403570, 484284, 564998, 605355, 726426, 807140, 847497, 968568, 1089639, 1129996, 1210710, 1412495, 1452852, 1614280, 1694994, 1816065, 2179278, 2259992, 2421420, 2542491, 2824990, 2905704, 3389988, 3632130, 4237485, 4358556, 4842840, 5084982, 5448195, 5649980, 6779976, 7264260, 7627473, 8474970, 8717112, 10169964, 10896390, 11299960, 12712455, 14528520, 15254946, 16949940, 20339928, 21792780, 25424910, 30509892, 33899880, 38137365, 43585560, 50849820, 61019784, 76274730, 101699640, 152549460, 305098920]

約数ペア:

[(1, 305098920), (2, 152549460), (3, 101699640), (4, 76274730), (5, 61019784), (6, 50849820), (7, 43585560), (8, 38137365), (9, 33899880), (10, 30509892), (12, 25424910), (14, 21792780), (15, 20339928), (18, 16949940), (20, 15254946), (21, 14528520), (24, 12712455), (27, 11299960), (28, 10896390), (30, 10169964), (35, 8717112), (36, 8474970), (40, 7627473), (42, 7264260), (45, 6779976), (54, 5649980), (56, 5448195), (60, 5084982), (63, 4842840), (70, 4358556), (72, 4237485), (84, 3632130), (90, 3389988), (105, 2905704), (108, 2824990), (120, 2542491), (126, 2421420), (135, 2259992), (140, 2179278), (168, 1816065), (180, 1694994), (189, 1614280), (210, 1452852), (216, 1412495), (252, 1210710), (270, 1129996), (280, 1089639), (315, 968568), (360, 847497), (378, 807140), (420, 726426), (504, 605355), (540, 564998), (630, 484284), (756, 403570), (840, 363213), (945, 322856), (1080, 282499), (1260, 242142), (1512, 201785), (1890, 161428), (2520, 121071), (3780, 80714), (7560, 40357)]