420037020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10559}}^1$

素因数の和:10604

約数の個数: 144

約数和(自身を含む): 1452971520

約数和(自身を除く): 1032934500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 10559, 13260, 19890, 21118, 31677, 39780, 42236, 52795, 63354, 95031, 105590, 126708, 137267, 158385, 179503, 190062, 211180, 274534, 316770, 359006, 380124, 411801, 475155, 538509, 549068, 633540, 686335, 718012, 823602, 897515, 950310, 1077018, 1235403, 1372670, 1615527, 1647204, 1795030, 1900620, 2059005, 2154036, 2333539, 2470806, 2692545, 2745340, 3231054, 3590060, 4118010, 4667078, 4941612, 5385090, 6177015, 6462108, 7000617, 8077635, 8236020, 9334156, 10770180, 11667695, 12354030, 14001234, 16155270, 21001851, 23335390, 24708060, 28002468, 32310540, 35003085, 42003702, 46670780, 70006170, 84007404, 105009255, 140012340, 210018510, 420037020]

約数ペア:

[(1, 420037020), (2, 210018510), (3, 140012340), (4, 105009255), (5, 84007404), (6, 70006170), (9, 46670780), (10, 42003702), (12, 35003085), (13, 32310540), (15, 28002468), (17, 24708060), (18, 23335390), (20, 21001851), (26, 16155270), (30, 14001234), (34, 12354030), (36, 11667695), (39, 10770180), (45, 9334156), (51, 8236020), (52, 8077635), (60, 7000617), (65, 6462108), (68, 6177015), (78, 5385090), (85, 4941612), (90, 4667078), (102, 4118010), (117, 3590060), (130, 3231054), (153, 2745340), (156, 2692545), (170, 2470806), (180, 2333539), (195, 2154036), (204, 2059005), (221, 1900620), (234, 1795030), (255, 1647204), (260, 1615527), (306, 1372670), (340, 1235403), (390, 1077018), (442, 950310), (468, 897515), (510, 823602), (585, 718012), (612, 686335), (663, 633540), (765, 549068), (780, 538509), (884, 475155), (1020, 411801), (1105, 380124), (1170, 359006), (1326, 316770), (1530, 274534), (1989, 211180), (2210, 190062), (2340, 179503), (2652, 158385), (3060, 137267), (3315, 126708), (3978, 105590), (4420, 95031), (6630, 63354), (7956, 52795), (9945, 42236), (10559, 39780), (13260, 31677), (19890, 21118)]