63687780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1646

約数の個数: 144

約数和(自身を含む): 220422384

約数和(自身を除く): 156734604

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, 1601, 1989, 2210, 2340, 2652, 3060, 3202, 3315, 3978, 4420, 4803, 6404, 6630, 7956, 8005, 9606, 9945, 13260, 14409, 16010, 19212, 19890, 20813, 24015, 27217, 28818, 32020, 39780, 41626, 48030, 54434, 57636, 62439, 72045, 81651, 83252, 96060, 104065, 108868, 124878, 136085, 144090, 163302, 187317, 208130, 244953, 249756, 272170, 288180, 312195, 326604, 353821, 374634, 408255, 416260, 489906, 544340, 624390, 707642, 749268, 816510, 936585, 979812, 1061463, 1224765, 1248780, 1415284, 1633020, 1769105, 1873170, 2122926, 2449530, 3184389, 3538210, 3746340, 4245852, 4899060, 5307315, 6368778, 7076420, 10614630, 12737556, 15921945, 21229260, 31843890, 63687780]

約数ペア:

[(1, 63687780), (2, 31843890), (3, 21229260), (4, 15921945), (5, 12737556), (6, 10614630), (9, 7076420), (10, 6368778), (12, 5307315), (13, 4899060), (15, 4245852), (17, 3746340), (18, 3538210), (20, 3184389), (26, 2449530), (30, 2122926), (34, 1873170), (36, 1769105), (39, 1633020), (45, 1415284), (51, 1248780), (52, 1224765), (60, 1061463), (65, 979812), (68, 936585), (78, 816510), (85, 749268), (90, 707642), (102, 624390), (117, 544340), (130, 489906), (153, 416260), (156, 408255), (170, 374634), (180, 353821), (195, 326604), (204, 312195), (221, 288180), (234, 272170), (255, 249756), (260, 244953), (306, 208130), (340, 187317), (390, 163302), (442, 144090), (468, 136085), (510, 124878), (585, 108868), (612, 104065), (663, 96060), (765, 83252), (780, 81651), (884, 72045), (1020, 62439), (1105, 57636), (1170, 54434), (1326, 48030), (1530, 41626), (1601, 39780), (1989, 32020), (2210, 28818), (2340, 27217), (2652, 24015), (3060, 20813), (3202, 19890), (3315, 19212), (3978, 16010), (4420, 14409), (4803, 13260), (6404, 9945), (6630, 9606), (7956, 8005)]