778684140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3739}}^1$

素因数の和:3856

約数の個数: 144

約数和(自身を含む): 2572970400

約数和(自身を除く): 1794286260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 356, 390, 445, 468, 534, 585, 780, 801, 890, 1068, 1157, 1170, 1335, 1602, 1780, 2314, 2340, 2670, 3204, 3471, 3739, 4005, 4628, 5340, 5785, 6942, 7478, 8010, 10413, 11217, 11570, 13884, 14956, 16020, 17355, 18695, 20826, 22434, 23140, 33651, 34710, 37390, 41652, 44868, 48607, 52065, 56085, 67302, 69420, 74780, 97214, 104130, 112170, 134604, 145821, 168255, 194428, 208260, 224340, 243035, 291642, 332771, 336510, 437463, 486070, 583284, 665542, 673020, 729105, 874926, 972140, 998313, 1331084, 1458210, 1663855, 1749852, 1996626, 2187315, 2916420, 2994939, 3327710, 3993252, 4326023, 4374630, 4991565, 5989878, 6655420, 8652046, 8749260, 9983130, 11979756, 12978069, 14974695, 17304092, 19966260, 21630115, 25956138, 29949390, 38934207, 43260230, 51912276, 59898780, 64890345, 77868414, 86520460, 129780690, 155736828, 194671035, 259561380, 389342070, 778684140]

約数ペア:

[(1, 778684140), (2, 389342070), (3, 259561380), (4, 194671035), (5, 155736828), (6, 129780690), (9, 86520460), (10, 77868414), (12, 64890345), (13, 59898780), (15, 51912276), (18, 43260230), (20, 38934207), (26, 29949390), (30, 25956138), (36, 21630115), (39, 19966260), (45, 17304092), (52, 14974695), (60, 12978069), (65, 11979756), (78, 9983130), (89, 8749260), (90, 8652046), (117, 6655420), (130, 5989878), (156, 4991565), (178, 4374630), (180, 4326023), (195, 3993252), (234, 3327710), (260, 2994939), (267, 2916420), (356, 2187315), (390, 1996626), (445, 1749852), (468, 1663855), (534, 1458210), (585, 1331084), (780, 998313), (801, 972140), (890, 874926), (1068, 729105), (1157, 673020), (1170, 665542), (1335, 583284), (1602, 486070), (1780, 437463), (2314, 336510), (2340, 332771), (2670, 291642), (3204, 243035), (3471, 224340), (3739, 208260), (4005, 194428), (4628, 168255), (5340, 145821), (5785, 134604), (6942, 112170), (7478, 104130), (8010, 97214), (10413, 74780), (11217, 69420), (11570, 67302), (13884, 56085), (14956, 52065), (16020, 48607), (17355, 44868), (18695, 41652), (20826, 37390), (22434, 34710), (23140, 33651)]