420355260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10567}}^1$

素因数の和:10612

約数の個数: 144

約数和(自身を含む): 1454072256

約数和(自身を除く): 1033716996

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, 10567, 13260, 19890, 21134, 31701, 39780, 42268, 52835, 63402, 95103, 105670, 126804, 137371, 158505, 179639, 190206, 211340, 274742, 317010, 359278, 380412, 412113, 475515, 538917, 549484, 634020, 686855, 718556, 824226, 898195, 951030, 1077834, 1236339, 1373710, 1616751, 1648452, 1796390, 1902060, 2060565, 2155668, 2335307, 2472678, 2694585, 2747420, 3233502, 3592780, 4121130, 4670614, 4945356, 5389170, 6181695, 6467004, 7005921, 8083755, 8242260, 9341228, 10778340, 11676535, 12363390, 14011842, 16167510, 21017763, 23353070, 24726780, 28023684, 32335020, 35029605, 42035526, 46706140, 70059210, 84071052, 105088815, 140118420, 210177630, 420355260]

約数ペア:

[(1, 420355260), (2, 210177630), (3, 140118420), (4, 105088815), (5, 84071052), (6, 70059210), (9, 46706140), (10, 42035526), (12, 35029605), (13, 32335020), (15, 28023684), (17, 24726780), (18, 23353070), (20, 21017763), (26, 16167510), (30, 14011842), (34, 12363390), (36, 11676535), (39, 10778340), (45, 9341228), (51, 8242260), (52, 8083755), (60, 7005921), (65, 6467004), (68, 6181695), (78, 5389170), (85, 4945356), (90, 4670614), (102, 4121130), (117, 3592780), (130, 3233502), (153, 2747420), (156, 2694585), (170, 2472678), (180, 2335307), (195, 2155668), (204, 2060565), (221, 1902060), (234, 1796390), (255, 1648452), (260, 1616751), (306, 1373710), (340, 1236339), (390, 1077834), (442, 951030), (468, 898195), (510, 824226), (585, 718556), (612, 686855), (663, 634020), (765, 549484), (780, 538917), (884, 475515), (1020, 412113), (1105, 380412), (1170, 359278), (1326, 317010), (1530, 274742), (1989, 211340), (2210, 190206), (2340, 179639), (2652, 158505), (3060, 137371), (3315, 126804), (3978, 105670), (4420, 95103), (6630, 63402), (7956, 52835), (9945, 42268), (10567, 39780), (13260, 31701), (19890, 21134)]