172801156965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{26839}}^1$

素因数の和:26955

約数の個数: 96

約数和(自身を含む): 309235449600

約数和(自身を除く): 136434292635

約数列:

[1, 3, 5, 15, 19, 29, 41, 57, 87, 95, 123, 145, 205, 285, 361, 435, 551, 615, 779, 1083, 1189, 1653, 1805, 2337, 2755, 3567, 3895, 5415, 5945, 8265, 10469, 11685, 14801, 17835, 22591, 26839, 31407, 44403, 52345, 67773, 74005, 80517, 112955, 134195, 157035, 222015, 338865, 402585, 429229, 509941, 778331, 1100399, 1287687, 1529823, 2146145, 2334993, 2549705, 3301197, 3891655, 5501995, 6438435, 7649115, 9688879, 11674965, 14788289, 16505985, 20907581, 29066637, 31911571, 44364867, 48444395, 62722743, 73941445, 95734713, 104537905, 145333185, 159557855, 221824335, 280977491, 313613715, 397244039, 478673565, 606319849, 842932473, 1191732117, 1404887455, 1818959547, 1986220195, 3031599245, 4214662365, 5958660585, 9094797735, 11520077131, 34560231393, 57600385655, 172801156965]

約数ペア:

[(1, 172801156965), (3, 57600385655), (5, 34560231393), (15, 11520077131), (19, 9094797735), (29, 5958660585), (41, 4214662365), (57, 3031599245), (87, 1986220195), (95, 1818959547), (123, 1404887455), (145, 1191732117), (205, 842932473), (285, 606319849), (361, 478673565), (435, 397244039), (551, 313613715), (615, 280977491), (779, 221824335), (1083, 159557855), (1189, 145333185), (1653, 104537905), (1805, 95734713), (2337, 73941445), (2755, 62722743), (3567, 48444395), (3895, 44364867), (5415, 31911571), (5945, 29066637), (8265, 20907581), (10469, 16505985), (11685, 14788289), (14801, 11674965), (17835, 9688879), (22591, 7649115), (26839, 6438435), (31407, 5501995), (44403, 3891655), (52345, 3301197), (67773, 2549705), (74005, 2334993), (80517, 2146145), (112955, 1529823), (134195, 1287687), (157035, 1100399), (222015, 778331), (338865, 509941), (402585, 429229)]