39874860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 130437216

約数和(自身を除く): 90562356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 153, 157, 166, 170, 180, 204, 249, 255, 306, 314, 332, 340, 415, 471, 498, 510, 612, 628, 747, 765, 785, 830, 942, 996, 1020, 1245, 1411, 1413, 1494, 1530, 1570, 1660, 1884, 2355, 2490, 2669, 2822, 2826, 2988, 3060, 3140, 3735, 4233, 4710, 4980, 5338, 5644, 5652, 7055, 7065, 7470, 8007, 8466, 9420, 10676, 12699, 13031, 13345, 14110, 14130, 14940, 16014, 16932, 21165, 24021, 25398, 26062, 26690, 28220, 28260, 32028, 39093, 40035, 42330, 48042, 50796, 52124, 53380, 63495, 65155, 78186, 80070, 84660, 96084, 117279, 120105, 126990, 130310, 156372, 160140, 195465, 221527, 234558, 240210, 253980, 260620, 390930, 443054, 469116, 480420, 586395, 664581, 781860, 886108, 1107635, 1172790, 1329162, 1993743, 2215270, 2345580, 2658324, 3322905, 3987486, 4430540, 6645810, 7974972, 9968715, 13291620, 19937430, 39874860]

約数ペア:

[(1, 39874860), (2, 19937430), (3, 13291620), (4, 9968715), (5, 7974972), (6, 6645810), (9, 4430540), (10, 3987486), (12, 3322905), (15, 2658324), (17, 2345580), (18, 2215270), (20, 1993743), (30, 1329162), (34, 1172790), (36, 1107635), (45, 886108), (51, 781860), (60, 664581), (68, 586395), (83, 480420), (85, 469116), (90, 443054), (102, 390930), (153, 260620), (157, 253980), (166, 240210), (170, 234558), (180, 221527), (204, 195465), (249, 160140), (255, 156372), (306, 130310), (314, 126990), (332, 120105), (340, 117279), (415, 96084), (471, 84660), (498, 80070), (510, 78186), (612, 65155), (628, 63495), (747, 53380), (765, 52124), (785, 50796), (830, 48042), (942, 42330), (996, 40035), (1020, 39093), (1245, 32028), (1411, 28260), (1413, 28220), (1494, 26690), (1530, 26062), (1570, 25398), (1660, 24021), (1884, 21165), (2355, 16932), (2490, 16014), (2669, 14940), (2822, 14130), (2826, 14110), (2988, 13345), (3060, 13031), (3140, 12699), (3735, 10676), (4233, 9420), (4710, 8466), (4980, 8007), (5338, 7470), (5644, 7065), (5652, 7055)]