128848860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 464486400

約数和(自身を除く): 335637540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 89, 90, 105, 108, 126, 135, 140, 178, 180, 189, 210, 252, 267, 270, 315, 356, 378, 383, 420, 445, 534, 540, 623, 630, 756, 766, 801, 890, 945, 1068, 1149, 1246, 1260, 1335, 1532, 1602, 1780, 1869, 1890, 1915, 2298, 2403, 2492, 2670, 2681, 3115, 3204, 3447, 3738, 3780, 3830, 4005, 4596, 4806, 5340, 5362, 5607, 5745, 6230, 6894, 7476, 7660, 8010, 8043, 9345, 9612, 10341, 10724, 11214, 11490, 12015, 12460, 13405, 13788, 16020, 16086, 16821, 17235, 18690, 20682, 22428, 22980, 24030, 24129, 26810, 28035, 32172, 33642, 34087, 34470, 37380, 40215, 41364, 48060, 48258, 51705, 53620, 56070, 67284, 68174, 68940, 72387, 80430, 84105, 96516, 102261, 103410, 112140, 120645, 136348, 144774, 160860, 168210, 170435, 204522, 206820, 238609, 241290, 289548, 306783, 336420, 340870, 361935, 409044, 477218, 482580, 511305, 613566, 681740, 715827, 723870, 920349, 954436, 1022610, 1193045, 1227132, 1431654, 1447740, 1533915, 1840698, 2045220, 2147481, 2386090, 2863308, 3067830, 3579135, 3681396, 4294962, 4601745, 4772180, 6135660, 6442443, 7158270, 8589924, 9203490, 10737405, 12884886, 14316540, 18406980, 21474810, 25769772, 32212215, 42949620, 64424430, 128848860]

約数ペア:

[(1, 128848860), (2, 64424430), (3, 42949620), (4, 32212215), (5, 25769772), (6, 21474810), (7, 18406980), (9, 14316540), (10, 12884886), (12, 10737405), (14, 9203490), (15, 8589924), (18, 7158270), (20, 6442443), (21, 6135660), (27, 4772180), (28, 4601745), (30, 4294962), (35, 3681396), (36, 3579135), (42, 3067830), (45, 2863308), (54, 2386090), (60, 2147481), (63, 2045220), (70, 1840698), (84, 1533915), (89, 1447740), (90, 1431654), (105, 1227132), (108, 1193045), (126, 1022610), (135, 954436), (140, 920349), (178, 723870), (180, 715827), (189, 681740), (210, 613566), (252, 511305), (267, 482580), (270, 477218), (315, 409044), (356, 361935), (378, 340870), (383, 336420), (420, 306783), (445, 289548), (534, 241290), (540, 238609), (623, 206820), (630, 204522), (756, 170435), (766, 168210), (801, 160860), (890, 144774), (945, 136348), (1068, 120645), (1149, 112140), (1246, 103410), (1260, 102261), (1335, 96516), (1532, 84105), (1602, 80430), (1780, 72387), (1869, 68940), (1890, 68174), (1915, 67284), (2298, 56070), (2403, 53620), (2492, 51705), (2670, 48258), (2681, 48060), (3115, 41364), (3204, 40215), (3447, 37380), (3738, 34470), (3780, 34087), (3830, 33642), (4005, 32172), (4596, 28035), (4806, 26810), (5340, 24129), (5362, 24030), (5607, 22980), (5745, 22428), (6230, 20682), (6894, 18690), (7476, 17235), (7660, 16821), (8010, 16086), (8043, 16020), (9345, 13788), (9612, 13405), (10341, 12460), (10724, 12015), (11214, 11490)]