61270380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20023}}^1$

素因数の和:20055

約数の個数: 72

約数和(自身を含む): 196795872

約数和(自身を除く): 135525492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 20023, 40046, 60069, 80092, 100115, 120138, 180207, 200230, 240276, 300345, 340391, 360414, 400460, 600690, 680782, 720828, 901035, 1021173, 1201380, 1361564, 1701955, 1802070, 2042346, 3063519, 3403910, 3604140, 4084692, 5105865, 6127038, 6807820, 10211730, 12254076, 15317595, 20423460, 30635190, 61270380]

約数ペア:

[(1, 61270380), (2, 30635190), (3, 20423460), (4, 15317595), (5, 12254076), (6, 10211730), (9, 6807820), (10, 6127038), (12, 5105865), (15, 4084692), (17, 3604140), (18, 3403910), (20, 3063519), (30, 2042346), (34, 1802070), (36, 1701955), (45, 1361564), (51, 1201380), (60, 1021173), (68, 901035), (85, 720828), (90, 680782), (102, 600690), (153, 400460), (170, 360414), (180, 340391), (204, 300345), (255, 240276), (306, 200230), (340, 180207), (510, 120138), (612, 100115), (765, 80092), (1020, 60069), (1530, 40046), (3060, 20023)]