61884420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 199221120

約数和(自身を除く): 137336700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 359, 390, 442, 507, 510, 663, 676, 718, 780, 845, 884, 1014, 1020, 1077, 1105, 1326, 1436, 1690, 1795, 2028, 2154, 2210, 2535, 2652, 2873, 3315, 3380, 3590, 4308, 4420, 4667, 5070, 5385, 5746, 6103, 6630, 7180, 8619, 9334, 10140, 10770, 11492, 12206, 13260, 14001, 14365, 17238, 18309, 18668, 21540, 23335, 24412, 28002, 28730, 30515, 34476, 36618, 43095, 46670, 56004, 57460, 60671, 61030, 70005, 73236, 79339, 86190, 91545, 93340, 121342, 122060, 140010, 158678, 172380, 182013, 183090, 238017, 242684, 280020, 303355, 317356, 364026, 366180, 396695, 476034, 606710, 728052, 793390, 910065, 952068, 1031407, 1190085, 1213420, 1586780, 1820130, 2062814, 2380170, 3094221, 3640260, 4125628, 4760340, 5157035, 6188442, 10314070, 12376884, 15471105, 20628140, 30942210, 61884420]

約数ペア:

[(1, 61884420), (2, 30942210), (3, 20628140), (4, 15471105), (5, 12376884), (6, 10314070), (10, 6188442), (12, 5157035), (13, 4760340), (15, 4125628), (17, 3640260), (20, 3094221), (26, 2380170), (30, 2062814), (34, 1820130), (39, 1586780), (51, 1213420), (52, 1190085), (60, 1031407), (65, 952068), (68, 910065), (78, 793390), (85, 728052), (102, 606710), (130, 476034), (156, 396695), (169, 366180), (170, 364026), (195, 317356), (204, 303355), (221, 280020), (255, 242684), (260, 238017), (338, 183090), (340, 182013), (359, 172380), (390, 158678), (442, 140010), (507, 122060), (510, 121342), (663, 93340), (676, 91545), (718, 86190), (780, 79339), (845, 73236), (884, 70005), (1014, 61030), (1020, 60671), (1077, 57460), (1105, 56004), (1326, 46670), (1436, 43095), (1690, 36618), (1795, 34476), (2028, 30515), (2154, 28730), (2210, 28002), (2535, 24412), (2652, 23335), (2873, 21540), (3315, 18668), (3380, 18309), (3590, 17238), (4308, 14365), (4420, 14001), (4667, 13260), (5070, 12206), (5385, 11492), (5746, 10770), (6103, 10140), (6630, 9334), (7180, 8619)]